Taxonomy Vocabulary

Front

A taxonomic category above the kingdom level. The three domains are Archaea, Bacteria, and Eukarya.

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Domain

Front

A group of species that includes an ancestral species and all its descendants.

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Clade

Front

The name given to each species, consisting of its genus and its species label

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Scientific Name

Front

Domain of unicellular prokaryotes that have cell walls that do not contain peptidoglycan

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Archaea

Front

Kingdom composed of heterotrophs; many obtain energy and nutrients from dead organic matter

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Fungi

Front

The scientific study of how living things are classified

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Taxonomy

Front

Classification system in which each species is assigned a two-part scientific name

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Binomial Nomenclature

Front

a key for the identification of organisms based on a series of choices between alternative characters

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Dichotomous Key

Front

An approach to systematics in which organisms are placed into groups called clades based primarily on common descent.

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Cladistics

Front

Diagram that shows the evolutionary relationships among a group of organisms

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Cladogram