Ecomorphology: It is the study of the relation between an individual’s ecological role, its form, and structural adaptations. Read more on the desert food chain. Naricorns: The raised, tough, horny nostrils found atop the bird bill. Autogenous Infection: An infection which occurs due to the microbiota of the patient himself. These materials could be sawdust, plastic, leaves etc. Catabolite Repression: Transcription-level inhibition of inducible enzymes by glucose, or other easily available carbon sources. Juvenal: Refers to the first covering of feathers on a bird, after it loses its down (undersurface) feathers. A bird in flight uses the concept of airfoil to control its speed. Altruism: Instinctive behavior performed towards the welfare of others, sometimes at personal cost. The book lung is located inside the ventral abdominal cavity. Cytoplasmic Membrane: A selectively permeable membrane which is present around the cytoplasm of the cell. Frustule: Siliceous wall and protoplasm seen in diatoms. Niche: Functional role of an organism in a certain habitat. Exons: The region of a split DNA that codes for RNA. The study of biology covers every planet and object in the Universe. Aerotolerant Anaerobes: Microbes that can survive in both, aerobic and anaerobic conditions, because they obtain their energy by fermentation. Active Carrier: An infected person who has visible clinical symptoms of a disease, and is capable of transmitting the disease to other individuals. Inducible Enzyme: An enzyme generated in response to an external factor. Clutch: Eggs or young offspring of a species produced in single breeding attempt by a female. And don't just think we mean Earth. This is an important step in gene therapy. Luxury Uptake: Uptake of nutrients in excess of what is required by an organism for its normal growth. Feral: It is a term used to refer to an animal that has been domesticated, but has escaped and returned to being wild, while still living in its current environment. Nucleoid: The nuclear region of certain organisms like bacteria, which contains chromosomes, but which is not limited by a nuclear membrane. Holotype: A single specimen used as standard type to name, describe, and illustrate, and represent a set of species and subspecies. Benthic: A Benthic zone is the ecological region that encompasses the bottom most level of any body of water, be it a river, lake, or ocean. Live Bearing: Animals that bear live young ones, rather than laying eggs are called live bearing. Cere: A raised and membranous covering, that is located at the base of the upper mandible in a bird. A group of individuals of the same species living in a specific geographical area and reproducing. Animalia: The taxonomic kingdom of animals that includes organisms that are multicellular, eukaryotic, (having cells with membrane-bound nuclei) and heterotropic (require organic compounds for nourishment). Amphibolic Pathways: Metabolic pathways that function both anabolically, as well as catabolically. Ammonification: Liberation of ammonia by micro-organisms acting on organic nitrogenous compounds. Biology is subdivided into separate branches for convenience of study, though all the subdivisions are interrelated by basic principles. Immunoglobulin: A protein which has antibody activity. Panspermia a meteorite full of life came to earth and from that event life evolved. 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. Nucleic Acid: A high molecular weight nucleotide polymer. Biopsy. Holomorph: A fungus which consists of all sexual and asexual stages in its life cycle. Habitat Expansion: Increase in the habitat (overall area) distribution of the species. Egg Dumping: Refers to a bird laying its eggs in the nest of another, with the purpose of making the host bird to hatch and raise its young. Axenic: Pure cultures of micro-organisms, that is, which are not contaminated by any foreign organisms. Anaplerotic Reactions: Reactions that help replenish intermediates in the tricarboxylic acid cycle when their reserves are depleted. It is useful for cloning large fragments of DNA. Teichoic Acids: All wall, membrane, or capsular polymers containing glycerophosphate or ribitol phosphate residues. Diving Reflex: A developed reflexive response to diving, found in most aquatic mammals and birds, that are characterized by complex physiological changes and adaptations. Creche: Flock of birds, not necessarily belonging to the same species that flock together for protection. Immobilization: Conversion of an element from inorganic to organic form. In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia. Science. It is also called the eardrum. This reptile is known for its sharp teeth and powerful jaws. The brood patch is used to incubate the eggs and keep the young warm. This group includes mushrooms, yeast and molds. Catabolism: A process by which complex substances are broken down into simpler compounds, often accompanied by the release of energy. Fluorescent Antibody: This is a laboratory test that is done, wherein antibodies are tagged with fluorescent dye to detect the presence of micro-organisms. Warning Coloration: Distinctive bold color patterns found on certain organisms, that work as a warning to predators. Autoradiography: Making a radiograph of an object or tissue by recording the radiation emitted by it on a photographic plate. They have a complicated symmetry. Biology I: yeast, Drosophila and C. elegans. Monoclonal Antibody: Antibody produced from a single clone of cells, which has a uniform structure and specificity. Methanotroph: An organism capable of oxidizing methane. Cord and is your biology terms and repair of the smallest type of meanings. Rhizosphere Competence: Ability of an organism to colonize the rhizosphere. A cell is essentially genetic material in a gel-like substance surrounded by a membrane. abdomen. It is the region of the antigen to which the variable region of the antibody binds. When used in conjunction with a living organism, it refers to bottom-dwelling. Basal Medium: A basal medium allows the growth of many types of micro-organisms which do not require special nutrient supplements. Virion: The virus particle and the virus nucleic acid surrounded by a protein coat. This phenomenon is seen in green and purple bacteria. They are characterized by a single blowhole, an asymmetrical skull and rows of teeth. Growth Yield Coefficient: Quantity of carbon formed per unit of substrate carbon consumed. Amensalism (Antagonism): A type of symbiosis, wherein one population is adversely affected, while the other is unaffected. To know…. Biology is the branch of science concerned with the study of life: structure, growth, functioning, and evolution of living things. Flight Feathers: Describes the stiff, large feathers of the tail and wings of a bird that are essential for flight. Endonuclease: The endoenzyme responsible for breaking the phosphodiester bonds in a nucleic acid molecule. It is one of the main characteristics of archaebacteria. Taiga: Coniferous evergreen forests found in the south of the tundra and north temperate region, characterized by harsh winters. Medusa: The sexual stage in the life cycle of a coelenterate, such as a jellyfish or a hydra, in which it is free-swimming. Some of the worksheets displayed 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. Lectins: Plant proteins with a high affinity for specific sugar residues. Khan Academy is a 501(c)(3) nonprofit organization. Rounded: Smallest size elliptical, spherical egg. Molt Migration: Molt migration involves movement of birds from their breeding ground to a temporary location where they shed their feathers, plumage, skin, etc. Allochthonous Flora: Organisms that are not originally found in soil, but reach there via precipitation, sewage, diseased tissue, and other such means. Thermocline: That point in a lake, where there is a drastic drop in temperature with increase in depth. Batch Process: A treatment procedure wherein, a tank or reactor is filled, the solution is treated, and the tank is emptied. This leads to the formation of an insoluble immune complex. life cycle ligament The fibrous connective tissue that connects bones to other bones and is also known as articular ligament, articular larua, fibrous ligament, or true ligament. Tentacle: The slender, elongated, flexible, appendages found in animals, located near their mouth. Apoenzyme: A protein part of an enzyme that is separable from the prosthetic group (the coenzyme). Climax: The steady, end stage in the ecological evolution of a plant or animal species. Scrape Nest: Unlike normal nest, a shallow depression is made by some ground birds as a nest. Conditioning: A learning method either using a stimulus – response, or a reward – punishment method, in which associations are made. Alternative Complement Pathway: A pathway of complement activation, including the C3-C9 components of the classical pathway. Necessary cookies are absolutely essential for the website to function properly. Ecological Isolation: It refers to the situation where closely related (sometimes virtually indistinguishable) species live in the same territory, but slight differences in their niche causes them to reproduce in isolation to the others. The three domains of biological organisms are Bacteria, Eukarya, and Archaea. Heterofermentation: Any fermentation where there is more than one main end product. Cell: Microscopic structure forming the basic structural and functional unit of living organisms. Field Capacity: Content of water remaining in the soil after being saturated with water. Alkalophile: Organisms that have an affinity for alkaline media, thus, growing best in such conditions. Humic Acid: Dark-colored organic material extracted from the soil by the use of reagents and which is precipitated by acid. Light Compensation Point: The point where the rate of respiration is higher than the rate of photosynthesis, which usually occurs at about 1% of sunlight intensity. Acetylene Reduction Assay: This is used to estimate nitrogenase activity by measuring the rate of reduction of ethylene to acetylene. Call Matching: This is a behavioral trait, often displayed by members of the finch family. Bacteria: A domain that contains prokaryotic cells that are not multicellular. Bow Riding: It is an activity carried out by cetaceans (most commonly dolphins), in which they swim or drift along the crests of waves in the ocean. Learn Basic Biology with Online Beginner Courses. It is also used in genetic engineering. This effect is created by the layer of tissue called tapetum lucidum that lies immediately behind the retina.[Back]. 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