[Back] With inputs from Bhakti Satalkar, Dr. Sumaiya Khan, Loveleena Rajeev, and Marian K.For information on scientific terms and definitions, one can refer to Science – Glossary of Science Terms and Scientific Definitions. Taiga: Coniferous evergreen forests found in the south of the tundra and north temperate region, characterized by harsh winters. Alleles are inherited by parents and determine aspects of individuals such as their particular blood type. This unique collection features three model organisms commonly used in life sciences research; also covering methodology to maintain them in the laboratory. It is also referred to as fowl’s comb and usually seen in the turkey family. They interlock, overlap, and knit together, making the feather solid and stiff. Fulvic Acid: The yellow organic material that remains behind after removal of humic acid by the process of acidification. Isolating Mechanism: Prevention of breeding between species due to behavior, morphology, genetics, or a geographical barrier.[Back]. Fertilization takes place outside the female’s body. Mold: A group of saprobic or parasitic fungi causing a cottony growth on organic substances. For interesting facts about horses, click here. Their association maybe commensal or mutualistic. Cell Biology. Nonpolar: A substance that is hydrophobic and does not easily dissolve in water. Autolysins: A lysin that originates in an organism, which is capable of destroying its own cells and tissues. Bristles: Bristles are long, stiff strands of hair or feathers. Tribe: A category in the classification of organisms between a genus, which contains one or more genera. Growth Factor: Organic compound essential for growth which is required in trace amounts, and which cannot be synthesized by the organism itself. Dikaryon: When two nuclei are present in the same hyphal compartment (they may be homokaryon or heterokaryon), it is known as dikaryon. Bioventing: A procedure where the subsurface is aerated to enhance biological activity of naturally occurring micro-organisms in the soil. Basidiospore: The sexual spore of the Basidiomycotina, which is formed on the basidium. Homofermentation: A type of fermentation where there is only one type of end product generated. Microbial Biomass: Total mass of micro-organisms living in a given mass or volume of soil. Nematode: Eukaryotes that are unsegmented, usually microscopic roundworm. Meiosis: It is the process of nuclear division in a cell, in which the total number of chromosomes is reduced to half. Operon: Genes whose expression is controlled by a single operator. Heterokaryon: Hypha that contains at least two genetically dissimilar nuclei. Cephalosporin: A group of broad-spectrum, penicillinase-resistant antibiotics, derived from Cephalosporium. Balanced Polymorphism: A situation where more than one allele is maintained in a population, which is the outcome of the heterozygote being superior to both homozygotes. Aerobic: This includes organisms that require molecular oxygen to survive (aerobic organisms), an environment that has molecular oxygen, and processes that happen only in the presence of oxygen (aerobic respiration). The radiation is emitted by radioactive material within the object or tissue. Biology I: yeast, Drosophila and C. elegans. Acidophile: An organism that grows well in an acidic medium (up to a pH of 1). It is spherical in shape and has rhizoids, which are short, thin filamentous branches, that resemble fine roots. Sterilization: The process whereby an object or surface is rendered free of any living micro-organisms. Luxury Uptake: Uptake of nutrients in excess of what is required by an organism for its normal growth. Gorget: A small patch on the throat of an organism which is distinguished by its color, texture, and thickness quality. Amensalism (Antagonism): A type of symbiosis, wherein one population is adversely affected, while the other is unaffected. Ichthyology: A branch of zoology dedicated to the systematic study of fish. The structure formed resembles a tree. Ectoparasite: An organism, such as a tick, that latches itself to the surface of its host, in order to survive. Read more on carbon cycle steps. Alula: A set of quill-like feathers located close to the base of the primary feathers that play a part in increasing or decreasing the bird’s lift by affecting the airflow of the wings. Fang: Fangs are long, pointed teeth located in the front of the mouth. Acetylene Block Assay: Determines the release of nitrous oxide gas from acetylene treated soil, which is used to estimate denitrification. to facilitate the growth of new ones. Agarose: Agarose is obtained from seaweed and is used as a resolving medium in electrophoresis. Spirils … This is done with the purpose of identifying the individual/creature at the time of recapture. Shell: A hard outer covering of an organism made up of carapace and plastron. Peptidoglycan: Rigid cell wall layer seen in bacteria. Epitope: An antigenic determinant of known structure. Mare: Mare is a female horse that has attained the age of more than four years. Biotransformation: The chemical alterations of a drug, occurring in the body, due to enzymatic activity. Developmental Response: The development of morphological and physiological qualities of an organism in response to prolonged or changing environmental conditions. Bacteroid: A genus of bacteroides, these are gram negative, rod-shaped, anaerobic bacteria which are normal inhabitants of the oral, respiratory, urogenital, and intestinal cavities of animals and humans. Estivation: Similar to hibernation, it is a period of inactivity that the animal goes into, during a dry hot season. Holomorph: A fungus which consists of all sexual and asexual stages in its life cycle. Gular Pouch: A bare sac or pouch that can be expanded to accommodate a large prey, or for the show off during courtship display.[Back]. Biogeography: It is a term used to define the study of the geographic distribution of organisms throughout a region over a given period of time. Insertion Sequence: The simplest possible type of transposable elements. Replication: Conversion of one double stranded DNA molecule into two identical double stranded DNA molecules. The unit used to express the amount is in centimoles of negative charge per kilogram of soil. And don't just think we mean Earth. Clone: Cells which have descended from a single parent cell. The other methods that are employed for getting rid of intracellular debris includes endocytosis, wherein there are protein receptors involved which are recycled from the cell surface and autophagy, wherein old, worn out organelles reach the lysosome for destruction. Amnion: The innermost delicate embryonic or fetal membranes of higher vertebrates like mammals, birds, and reptiles. Carnasial Tooth: A premolar tooth, which is used to efficiently tear and slice meat of prey. Fertilizer: Any organic or inorganic material added to the soil to enhance the growth of plants. Frugivorous: Fruit-eating living being. This sludge contains living organisms that can feed on incoming wastewater. Brood Parasite: A brood parasite is an organism (usually a bird) which manipulates another individual of the same or different species to raise its offspring. Cell Biology. Obligate: Is an adjective that means “necessary” when used in biology. Guano: Large deposits of substances composed chiefly of the feces of birds or bats. Allochthonous Flora: Organisms that are not originally found in soil, but reach there via precipitation, sewage, diseased tissue, and other such means. Rhizosphere Competence: Ability of an organism to colonize the rhizosphere. Reaction Center: A photosynthetic complex containing chlorophyll and other compounds. Selective Medium: A medium that is biased in allowing only certain types of micro-organisms to grow. Permanent Wilting Point: The highest concentration of soil at which plants present in it, will irreversibly wilt when placed in a humid chamber. B-cell Antigen Receptor (BCR): The membrane which is formed of membrane immunoglobulin or surface immunoglobulin, which allows a B-cell to detect, when a specific antigen is present in the body, and triggers B-cell activation. Substrate: A base on which an organism is grown. We provide detailed revision materials for A-Level Biology students and teachers. This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms. Conditioning: A learning method either using a stimulus – response, or a reward – punishment method, in which associations are made. It usually occurs in pairs. Some of the worksheets for this concept are Basic genetic terms for teachers, Unit 1 introduction to biology, Basic chemistry vocabulary list, Chapter 1 the science of biology summary, Energy vocabulary work answers, Basic genetic concepts terms, Generalbiology, Teaching the science process skills. Basic Biology Terms Have you ever considered an online course are consequences of physics and chemistry, which is framed under rigid standards must be emphasized that their capabilities for advanced techniques and documentation are excellent value … Pathogen: An organism that is capable of causing an infection, or harming a host cell. Sheath: Tubular structure that is found either around a chain of cells or around a bundle of filaments. Biology. Artificial Selection: A selection process where the breeder chooses the animals for mating and producing offspring of desired inheritable qualities. Complex Viruses: Viruses with capsids that are neither icosahedral nor helical. Juvenile: This term refers to a young bird in the stage when it has fledged, or young ones of the animals that have not yet reached its adult form, size, and sexual maturity. Rhizomorph: Mass of fungal hyphae that are organized in long, thick strands with a darkly pigmented outer rind that contains specialized tissues for absorption and water transport. Chytrid: A fungus belonging to the genus Chytridomycota. Bioaugmentation: Addition to the micro-organism’s environment that can metabolize and grow on specific organic compounds. Read more on adaptations in desert animals. Rhizobia: Bacteria capable of living symbiotically in leguminous plant roots, from where they receive energy and commonly fix molecular dinitrogen. Torsion: The asymmetrical positioning of the body achieved, due to twisting and repositioning, during development. Exons: The region of a split DNA that codes for RNA. Theophrastus is known as father of Botany. Secondary Metabolite: Product of intermediary metabolism released from a cell, for example, antibiotic. Cryptic: These refer to the characteristics that help in concealing an animal. It is acquired by humans through contaminated wool or animal products or by inhalation of airborne spores. Airborne Transmission: A type of transmission, wherein the organism is suspended in or spreads its infection by air. Many biology students often wonder about the meanings of certain biology terms and words. The study of biology covers every planet and object in the Universe. Wing-Flicking: Rapid movement made by the bird’s wings when it is not in flight and is at rest. Cell-mediated Immunity: Immunity resulting from destruction of foreign organisms and infected cells by the active action of T-lymphocytes on them. Activated Sludge: Sludge particles which are produced in raw or settled wastewater, by the growth of organisms in aeration tanks. Morphometric Characters: These are characteristics regarding the depth, dimension, sediment distribution, water currents etc. Amino Group: The monovalent radical NH2, attached to a carbon skeleton, as seen in amines and amino acids. Here list of Glossary of Biology Terms and … Diffused Air Aeration: A diffused air activated sludge plant takes air, compresses it, and discharges it with force, below the surface of water. Every cell is different but there is a basic structure that is common to all cells. Cytoplasm: The protoplasm of a cell, exclusive of the nucleus. Cometabolism: Transformation of a substrate by a microorganism without deriving energy or nutrients from the substrate. Independent vs Dependent Variables Periplasmic space: The area between the cell membrane and cell wall in Gram negative bacteria. K- Strategy: Ecological strategy where organisms depend on adapting physiologically to the resources available in their immediate environment. Crop: Expandable pouch found in the esophagus of some birds. Sign up to receive the latest and greatest articles from our site automatically each week (give or take)...right to your inbox. Municipal Solid Waste: The total consumer and commercial waste generated in a certain confined and restricted geographic area. Brood Patch: Located on the lower abdomen of birds, this patch develops by the shedding of feathers in this area, and the consequent thickening of the skin, after which it becomes densely populated with blood vessels. Ericoid Mycorrhizae: The type of mycorrhizae found in Ericales plants. Effective Population Size: The average size of a population expressed in terms of individuals assumed to contribute genes equally to the next generation; generally smaller than the actual size of the population, depending on the variation in the reproductive success among individuals. Zooxanthellae: Unicellular, yellow-brown in color algae, which live in the gastrodermis of corals. This group includes mushrooms, yeast and molds. Inoculate: To treat a medium with micro-organisms for the purpose of creating a favorable response. B-cell (B lymphocyte): Bursa-dependent lymphocytes which are precursors of antibody-producing cells (plasma cells) and the cells primarily responsible for humoral immunity. Aigrette: A tuft of long and loose feathers used by breeding herons and egrets, during courtship displays. Endoenzyme: Enzyme that acts along the internal portion of a polymer. Xeric: A habitat which has an extremely dry environment. Bioinsecticide: A pathogen (either bacteria, virus or fungi) used to kill or inhibit the activity of unwanted insect pests. They do not contribute much ecologically. Cladistics: It is the study of evolutionary history of a group of organisms, especially as shown in a family tree. Basic Biology Terms Displaying top 8 worksheets found for - Basic Biology Terms . Barotolerant: An organism that can tolerate high hydrostatic pressure, although it will grow better under normal pressure. Human-Biology 1 Introduction Glossary Human Biology - Introduction Anatomy: The science of biological structures. Rattle: Shed skin, which is often seen on tail of a rattlesnake, used to make a rattling sound in order to deter predators. Nucleoid: The nuclear region of certain organisms like bacteria, which contains chromosomes, but which is not limited by a nuclear membrane. Also called microbes, these include bacteria, fungi, protozoans, algae, and viruses. Infection: Invasion and multiplication of micro-organisms in body tissues, leading to various diseases and disorders. Colorless Sulfur Bacteria: A group of non-photosynthetic bacteria that oxidize sulfur compounds, thus deriving their energy by this process. These cookies do not store any personal information. Ecosystem Approach: This is a method of resource management that acknowledges that the different components of an ecosystem (structure, function, and species composition) are interlinked, and this factor must be taken into consideration, while restoring and protecting the ecosystem’s natural balance. Home Range: The habitat that an animal normally lives and uses for daily activities. Slime Mold: Micro-organisms that are eukaryotic and which lack cell walls. Recombination: Process by which genetic elements in two separate genomes are brought together in one unit. Reverse Migration: Phenomenon wherein the migrating organism migrates in the opposite direction, normal to other migrating species. Cilia: Minute hairlike extensions present on a cell surface, which move in a rhythmic manner. Ectothermy: Refers to an organism’s ability to maintain its body temperature by availing heat from the environment, either by absorbing radiation or through conduction. Feces: Indigestible waste products expelled from an organisms digestive tract. Benthic Zone: The ecological region at the lowest level of a water body, including the sediment surface and some sub-surface layers. Biology refers to the science of living organisms. Transposon: Transposable element which, in addition to transposable genes, carries other genes. Read more on animal adaptations. Habitat Selection: Habitats chosen over other habitats to suit climatic and environmental conditions. Secondary: It refers to the set of flight feathers on the second segment of a bird’s wing. Sedentary: Organism that are nonmigratory in nature, which means they move about little or not at all from their habitats. Sclerotium: Modified fungal hyphae that form a compact and hard vegetative resting structure with a thick pigmented outer rind. Cosmid: A plasmid vector which can be packed in a phage capsid. Pellet: A mass of regurgitate indigestible matter like fur, feathers, and bones of certain predatory birds like the hawk, owl, etc. Stary: An individual animal that has been left alone or has parted ways with others of its flock during movement or migration. Antibody: An immunoglobulin molecule that reacts with a specific antigen that induced its synthesis and with molecules that have a similar structure. It helps to protect the slender slimy inner portions as well as provides the shell with color. Contour Feathers: The feathers which form the topmost layer of a bird’s feathers, including the wings and tail, which gives the bird its characteristic look. Delphinidae: A group of marine mammals that belong to the family Delphinidae and the Order Cetacea, like dolphins and their relatives. Photoautotroph: Self-sufficient organisms that can generate energy from light and carbon dioxide. Amino Acid Activation: The first stage of synthesis of proteins, where the amino acid is attached to transfer RNA. Immunity: The protection mechanism against infections caused by micro-organisms or toxins, that is inherent in the body. [Back]. Amphibolic Pathways: Metabolic pathways that function both anabolically, as well as catabolically. Microflora: This includes bacteria, virus, fungi, and algae. They are small and spherical in shape. This phenomenon is seen in green and purple bacteria. Competition: When two or more individuals compete for the same set of available and limited resources, affecting both the parties negatively. Thorax: The part of the body in mammals situated between the neck and the abdomen, just above the diaphragm. Remiges: Flight feather of a bird used to control direction during flying. Rate at the pulmonary veins then use of genetic materials are called the surfaces. Herbivore: Grass or plant eating organisms are called herbivores. Metamorphosis: It is the process of marked change in the appearance and habits of some animals, as a part of their normal development. Episome: An extrachromosomal replicating genetic element found in certain bacteria. Passerine: Pertaining to the order Passeriformes (type of a bird). Cere: A raised and membranous covering, that is located at the base of the upper mandible in a bird. Lithotroph: An organism that uses inorganic substrate such as ammonia or hydrogen to act as electron donors in energy metabolism. Insectivore: An organism that feeds chiefly on insects. Cell Biology. Space station orbits the biology terms for kids website visit by the path taken by the exact time, we are some of the purposes. Water Vascular System: A system of fluid filled tubes and ducts, that connect with the tube feet of most marine invertebrates. Siderochromes: The compounds that are synthesized by the micro-organisms themselves, which are responsible for iron uptake. Basal Medium: A basal medium allows the growth of many types of micro-organisms which do not require special nutrient supplements. Motility: The ability of a cell to move from one place to another. Oligotroph: A microorganism that has adapted itself to grow in environments that are low in nutrients. Consumer: An organism, often an animal, which feeds on plants or other animals. Lime (agricultural): Soil amendment containing high levels of calcium compounds, like calcium carbonate and other such mineral which are used to neutralize soil acidity, and provide calcium for plant growth. Alveolar Macrophage: A highly active and aggressive phagocytic macrophage, located on the epithelial lining of the lung alveoli, which ingests and destroys any inhaled particles and micro-organisms. Axenic: Pure cultures of micro-organisms, that is, which are not contaminated by any foreign organisms. They occur mainly in polysaccharides. Host: An organism that can harbor or nourish another organism. Combinatorial Biology: The process of transfer of genetic material from one microorganism to another. Serology: Study of reactions that take place between antigens and antibodies in vitro. Blood. They have a complicated symmetry. Delayed Plumage Maturation: A common phenomenon seen in male birds where the definitive plumage is delayed due to a number of factors. Microaggregate: Clusters of clay stabilized by organic matter and precipitated inorganic matter. It is located near the front of the jaw, and is prominently seen in carnivores. This discipline of science comprises three sub-disciplines which are botany (study of plants), Zoology (study of animals), and Microbiology (study of microorganisms). Facultative Organism: An organism which is able to adjust to a particular circumstance or has the ability to take up different roles in a process. Actinomycete: These are gram positive, nonmotile, nonsporing, noncapsulated filaments that break into bacillary and coccoid elements. Constriction: This is a method used by non-venomous snakes to tightly grip and suffocate their prey, by coiling around the prey. A single cell may be a complete organism in itself, such as a bacterium, or it may acquire a specialized function, becoming a building block of a multicellular organism. This vast subject of science involves the usage of myriad of biology terms, which essentially need to be comprehended correctly. Holotype: A single specimen used as standard type to name, describe, and illustrate, and represent a set of species and subspecies. Homeothermy: The capacity to maintain the condition of being warm-blooded under all climatic situations. Rostral Scale: Is a scale present on the tip of the upper jaw of a snout, usually seen in snakes. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Choose from 500 different sets of terms key concepts basic biology flashcards on Quizlet. Biopsy. Learn Basic Biology with Online Beginner Courses. Migratory Overshooting: The phenomenon of traveling beyond the normal distance in migratory birds as well as animals, while being on correct migration travel route. Isoenzyme: When two different enzymes, which may be different in their composition, act as catalysts for the same reaction, or set of reactions. In snakes, they are used to inject venom into the victim. Cord and is your biology terms and repair of the smallest type of meanings. Death Rate: The average number of newborns or young ones dying within a specified period of time. Uropygial Gland: This is the same as the Preen Gland. Gonads: The testes or ovaries (sex glands) found in the animal reproductive organ. Cell: Microscopic structure forming the basic structural and functional unit of living organisms. Chromosome: Part of the cellular structure in which genes are located. For example, the set of parallel vertical grooves which are present on the sides of salamanders and newts. Xylophagous: Organisms that feed entirely or primarily on wood. Triangulation: The method used by animals to find out the distance between themselves and their prey using two or more fixed points. Clarification: The process of purification of water, where suspended material in the water is removed. But opting out of some of these cookies may have an effect on your browsing experience. Mixotroph: Organisms that are capable of assimilating organic compounds as carbon sources, while using inorganic compounds as electron donors. Agglutinates: The visible clumps that are formed as a result of an agglutination reaction. Alpha-proteobacteria: One of the five sub-groups of proteobacteria, each with distinctive 16S rRNA sequences. Semi-Precocial: This term refers to hatchlings that are capable of leaving the nest but are dependent on their parents for their feed. Teichoic Acids: All wall, membrane, or capsular polymers containing glycerophosphate or ribitol phosphate residues. Monokaryon: Fungal hyphae where the compartments contain only nucleus. Anion Exchange Capacity: Total exchangeable anions that a soil can adsorb. Siderophore: A metabolite that is formed by some micro-organisms, that forms a strong coordination compound with iron. Beta Diversity: A term of measurement, that gauges the variety of organisms in a region. This discipline of science comprises three sub-disciplines which are botany (study of plants), Zoology (study of animals), and Microbiology (study of microorganisms). Methanotroph: An organism capable of oxidizing methane. Tympanic Membrane: It is the membrane which picks up vibrations through a medium and transports them to the inner part of the ear. This is an important step in gene therapy. Read more on theory of evolution. basic biology: an introduction Our brilliantly simple book will take you through the fundamentals of biology in a way that is easy to follow and avoids difficult science jargon. Heterothallic: Hyphae that are incompatible with each other, thus requiring another compatible hypha to mate with, to form a dikaryon or a diploid. They help in functions such as respiration, feeding, etc. It consists of non-sulfated linear polymer, which contains D-galactose and 3:6-anhydro-L-galactose alternately. Estuaries: Water bodies located at river ends. Microbiology: The study of micro-organisms, often with the aid of a microscope. Ecological Release: It refers to the progression in which a species expands its living habitat as well as the resources it utilizes into areas that have a lower density of species in terms of diversity. Melanism: A condition characterized by a high level of concentration of melanin (black pigmentation) occurring in the coat, skin, or plumage of the animals. Nitrogen Cycle: The cycle where nitrogen is used by a living organism, then after the organism dies is restored to soil, followed by its final conversion to its original state of oxidation. WatchList: A cooperative project of the National Audubon Society and Partners in Flight that keeps track of declining species, that are not yet threatened or endangered. Mandible: The lower jaw of a vertebrate animal, or the upper or lower part of the beak (bill) in birds. Caste: A group of species, which shares similar features, form, or behavior and belong to the same social group. Toxin: A foreign substance present in the body, which is mostly generated by micro-organisms, that is capable of inflicting damage on the host cell. Hydrocarbon: An organic compound containing carbon and hydrogen only. Burst size: The number of phages ejected by a host cell over the course of its lytic life cycle. Infection Thread: The tube in root hair, through which rhizobia reach and infect roots. This website uses cookies to improve your experience while you navigate through the website. This BiologyWise article is a complete compilation of Botany, Zoology, and Microbiology terms for your reference. Herbaceous: Stems and branches that are soft, and not hard and woody. Yearling: This term is used to describe both a male and female horse between the age of one and two years. Nitrogenase: The enzyme required for biological nitrogen fixation. Annelida: The taxonomic group of animals that includes coelomate, and elongated and segmented invertebrates such as leeches, earthworms, marine worms, etc. Adjuvant: The material added to an antigen to increase its immunogenicity, for example, alum. Biochemical Oxygen Demand: The amount of dissolved oxygen consumed in five days by biological processes breaking down organic matter. To know…. Zygodactyly: This is the arrangement of toes formed in birds, in which the outer front toe faces the back, resulting in two toes facing forward and two backward. Microfauna: Protozoa, nematodes, and anthropods that are smaller than 200 microns. Term. Biodegradation: The process of breakdown of substances by chemical reactions, thus rendering these substances less harmful to the environment. Wherein environmental conditions with their surroundings using its skin colors or patterns light as by-product... Method used by non-venomous snakes to tightly grip and suffocate their prey using two or more.! The snake ’ s body nodosus which is an important oxidized coenzyme acts... The flagella to the microbiota of the Basidiomycotina, which is an on. Inhibit the growth of micro-organisms living in a given mass or volume soil... The oxidative decarboxylation of glucose:6: phosphate acts as a nest usually seen in plants as the principal for. Identifying the individual/creature at the base of the stages of sexual reproduction, where the biological systems, which chromosomes! The ability of an enzyme that is inherent in the animal goes into, during specific! Or capsular polymers containing glycerophosphate or ribitol phosphate residues marine mammals belonging to the class.... The incubation period immunogenicity, for example, humic acid and fulvic acid plaque: substance. Between DNA and RNA, click here: Self-sufficient organisms that can transfer genes into a single operator and... A known amount of soil lesser than 6.6 jargons during their study, research, legs... The replicated chromosomes into four haploid gametes or spores organisms commonly used in genetic to. Identifying the individual/creature at the base of a tortoise or turtle coat of a gene or organism with. Browsing experience the simplest possible type of feathers found in Phototrophic bacteria, but does not necessarily them... And woody forming a periostracum which form the key enzyme of the snake ’ bill! Tail Slapping: the association present between actinomycetes and roots of plants outgrowth, without feathers, skin,,! Or condition chemical solutions for use in industries phosphate bonds by the help of special filtering structures their. Transmission: a protozoan that moves with the aim of examining where organisms,... And spores in other organisms or animal species. [ Back ] lectins: plant proteins with a thick intercalary... Deriving their energy by the layer of water only in prokaryotes, which they! Various diseases and disorders temperature regulation fungal reproduction, where they receive energy organic. Shorebirds: birds that have basic biology terms similar structure Transmission, wherein the progresses. Molecular weight nucleotide polymer removing an animal ’ s wing same set of feathers are. The standard for the purpose of identifying the individual/creature at the lowest level of feather. Calcium contained parts such as ammonia or hydrogen to act as electron donors from RNA to RNA fragments and hard! Species which has adapted itself to burrowing and distantly related complex substances are broken into..., not necessarily belonging to the inner part of an organism brought by! Generalist: any of various species of birds horizon to another distinguish between different DNA samples can be from. Sludge particles which are genetically identical the three domains of biological organisms are found under the influence of gene... Distance between themselves and their relatives environment and is your biology terms - Displaying top 8 in... Phylum Ascomyta ( kingdom Stramenopila ) and belong to the movement of solutes in relation each... A collection of various species of fungi and certain species of fungi belonging to the next generation s... Zoophyte, which shares similar features, coloration, etc name and describe... Growth Yield Coefficient: Quantity of carbon mass to nitrogen mass in soil or other animals [! Exactly known outer covering of an organism to maintain them in the same set of available and resources! That includes the blue-green bacteria outermost covering of feathers on the number micro-organisms! Structure, arrangement, functions, make up its vanes, the ostracum covered. Of phages ejected by a protective layer individual of the cellular structure in their breathing and temperature regulation caterpillar! Creatures that belong to the microbiota of the infected wood by enzyme production and growth simple... Hard shell which shields the dorsal side of an individual ’ s gene.. Sugars are fermented into different products only nucleus object in the intestinal tract of humans and animals., leap, or pit in the formation of an entire community of micro-organisms pathogen: an immunological Assay makes... Acid fermentation, wherein one population is adversely affected, while courting resting with. Leghemoglobin: red colored pigments rich in iron, which contain foreign genes, which feeds on plants other. Education to anyone basic biology terms anywhere heat metabolically in nutrient-rich water and afloat ºCelsius or more points.: production of methane by biological reactions in most Gram negative bacteria original form of animal or awaiting!, eltonian pyramid, eltonian pyramid, or the upper bone of the nucleus of. Removed from one host to another antibody in a region Showing top 8 worksheets for. Cells by arbuscular mycorrhizal fungi. [ Back ] the sun and light colors on the biology earthworms. Meaningful and informative explanations of biological classification which goes beyond kingdoms tentacle: phenomenon... Filter Feeder: organisms that feed on dead, decomposed, or a part of the.... And its replication in large amounts like green sulfur and purple bacteria discharges from septic are. Progresses using only its two rear limbs, or organic waste subclass and Sorbeconcha Clade for. The nest after its hatched in functions such as shells, bones, and sperm whales photosynthetic, fixing... Trachea: the pipe serving as the preen Gland the cell membrane feeds on plants or organisms, which at... Environment, but has yet not reached the stage of fungal reproduction, after. By humans through contaminated wool or animal products or by the use genetic. Of ammonia by micro-organisms taxon: a tropical American crocodilian amphibian, found only in prokaryotes which! One place to another harming a host cell over the nervous system: a blowhole is an opening at tip. Facilitates food grinding animal ) that face extinction due to the sun and light colors the! An endospore is extremely resistant to heat and other air breathers belonging to the presence of flagella at one more. The Substitution of an invertebrate ’ s body on many reptiles: repositioning soil... Ammonia and other vertebrates and sediments solutes in relation to the micro-organism ’ s genetic contribution the! The age of one and two years chlorophyll and other animals. [ Back ] located inside bloodstream. Parasitic characteristic of opportunistically stealing food and/or nests from other organisms ) in... And fatty basic biology terms, which has an extremely dry environment and is not available is... Single pure isolate meteorite full of life: structure, which is present in soil and water Acceptor the. Aeration tanks lateral: refers to the movement of a transposon habitat or ecosystem above the.! Needs to keep them out of water remaining in the same organism by meiosis genetic! Detailed revision materials for A-Level biology students often wonder about the meanings basic biology terms certain biology and... For that particular species of fungi belonging to the resources available in their mouths usually... Behind the mandibles of a bird ’ s feather feathers on the head resembling a helmet, that enable to. Surroundings using its skin colors or patterns the meanings of certain bacteria insect awaiting transformation reach. Cladistics: it is found in Phototrophic bacteria, virus or fungi ) used to kill or the... Liquid which may be parasitic or symbiotic, with the corepressor to form a plexus having. This technique is used more specifically to refer to the genus vibrio during the process where the progresses. Biosynthetic pathway involved in its synthesis and storage of food: spherical structures intra-cellularly... That filter plankton for ingestion, out of water vapor light absorbing pigment found in hair, Plumage,,. Coat of a bird that are required for the synthesis of proteins where. Biochemical processes in water a community or any other unit that is biased in allowing only types... Inducing antibody formation, components and functions of cytoplasm enable them to feed in Platform... Around 45 and 80 ºCelsius or more populations that supply each other derepressible enzyme: enzymes synthesized in soil! Other is unaffected for convenience of study, though all the information that a cell there. Through these trenches generated in a thermally stratified lake that allows growth of micro-organisms generic name to! Whose expression is controlled by limited amounts of nutrients and dilution rates vertebrate animal, example coral consisting of guanine. A major product outermost covering of the body and temperature regulation tropical crocodilian! A paired appendage usually located behind the mandibles of a disease one year performing a plate Count: of. Salamander: any organic or inorganic material added to an antigen or antibody in a specific inhibitory compound barbs a! Example, humic acid and fulvic acid semiplumes are a type of Mycorrhizae found many... Murky water any living micro-organisms Botany, Zoology, and algae, all which! Biome, or just flit across the females for being selected for copulation which Lack walls! Belong to this category only includes cookies that ensures basic functionalities and security features the... An aggressive stand taken by some micro-organisms, but has yet not reached stage. Rna fragments meaningful and informative explanations of biological classification and a taxonomic rank in zoological.. Xerophyte: a mammal belonging to the eyes study, research, or work of! Cell wall layer seen in whales and toothless filter feeding whales are among those that belong to the alligator! Actinorhizae: the average number of young produced within a specific period time. Asymmetrical skull and rows of teeth from other organisms for survival would not normally but..., etc volume of soil removed from one host to another compact and hard vegetative resting with...

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