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changes in cells which energy for vital process and activities are provided & new parts are created for growth |
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reaction given because of a stimulation or another activity |
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something that causes an activity |
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adjustment to survive in an environment |
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the capacity of an organism to survive and transmit its genotype to reproductive offspring as compared to competing organisms |
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a relatively stable state of equilibrium or a tendency toward such a state between the different but interdependent elements or groups of elements of an organism, population, or group |
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administrative & functional structure |
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ability to become larger or get bigger |
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to create or produce especially by deliberate effort over time |
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change of physical form, structure, or substance |
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the study of the general principles of scientific classification |
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a system of nomenclature in which each species of animal or plant receives a name of two terms of which the first identifies the genus to which it belongs and the second the species itself |
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any of the typically unicellular microorganisms that lack a distinct nucleus and membrane-bound organelles and that are classified as a kingdom (Prokaryotae syn. Monera) or into two domains (Bacteria and Archaea) |
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any of a domain (Eukarya) or a higher taxonomic group (Eukaryota) above the kingdom that includes organisms composed of one or more cells containing visibly evident nuclei and organelles |
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a key for the identification of organisms based on a series of choices between alternative characters |
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ability to resist a substance produced by or a semisynthetic substance derived from a microorganism and able in dilute solution to inhibit or kill another microorganism |
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a specific causative agent (as a bacterium or virus) of disease |
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a relatively permanent change in hereditary material involving either a physical change in chromosome relations or a biochemical change in the codons that make up genes |
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a substance produced by or a semisynthetic substance derived from a microorganism and able in dilute solution to inhibit or kill another microorganism |
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the causative agent of an infectious disease |
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circular DNA molecules that replicate independently of the bacterial chromosome |
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immunity acquired by transfer of antibodies |
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long-lasting immunity that is acquired through production of antibodies within the organism in response to the presence of antigen |
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any substance (as an immunogen or a hapten) foreign to the body that evokes an immune response either alone or after forming a complex with a larger molecule (as a protein) and that is capable of binding with a product (as an antibody or T cell) of the immune response |
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a vacuole in a unicellular organism that contracts regularly to discharge fluid from the body |
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a minute short hairlike process often forming part of a fringe; especially : one of a cell that is capable of lashing movement and serves especially in free unicellular organisms to produce locomotion or in higher forms a current of fluid |
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a long tapering process that projects singly or in groups from a cell and is the primary organ of motion of many microorganisms |
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a slender extension from the edge of a wheal at the site of injection of an allergen |
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a small pigmented body of various unicellular algae |
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