Flashcards: Classification

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Created by:

SSBennett on October 1, 2010

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life science

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Flashcards: Classification

Classification
A division of organisms into groups or classes based on specific characteristics
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Classification A division of organisms into groups or classes based on specific characteristics
Taxonomy The science of describing, naming and classifying organisms
Binomial Nomenclature A naming system in which each species of animal or plant receives two names-- the first identifying the genus to which it belongs and the second the species
Kingdom A major category in biological taxonomy that ranks above the phylum and below the domain
Species A group of organisms that are closely related and can mate to produce fertile offspring
Dichotomous Key A tool used to identify organisms that consists of descriptive statements organized into couplets (a & b pairs)
Archaea Domain made up of prokaryotes, or single celled organisms with no nucleus, that can survive extreme environments
Bacteria Domain made up of prokaryotes that are much more common than archaea, and can live almost anywhere
Eukaryotes Organisms made up of cells that have a nucleus that include protists, animals, plants and fungi, but not archaea or bacteria
Protista Kingdom of mostly one-celled eukaryotic organisms that are different from plants, animals, fungi or bacteria
Plantae Kingdom made up of complex multi-cellular plant organisms that have cell walls and make their own food via photosynthesis
Animalia Kingdom made up of complex multi-cellular animal organisms that have cell membranes but not cell walls

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