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| discipline of classifying organisms and assigning each organism a universally accepted name |
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| classification system in which each species is assigned a two-part scientific name |
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| group of closely related species, first part of the scientific name in a binomial nomenclature |
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| group or level of organization into which organisms are classified |
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| group of genera that share many characteristics |
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| group of similar families |
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| group of closely related classes |
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| largest taxonomic group, consisting of closely related phyla |
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| evolutionary classification |
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| method of grouping organisms together according to their evolutionary history |
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| characteristic that appears in recent parts of a lineage, but not in its older members |
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| diagram that shows the evolutionary relationships among a group of organisms |
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| model that uses DNA comparisons to estimate the length of time that species have been evolving independently |
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| most inclusive taxonomic category; larger than a kingdom |
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| domain of unicellular prokaryotes that have cell walls containing peptidoglycans |
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| kingdom of unicellular prokaryotes whose cell walls are made up of peptidoglycans |
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| domain of unicellular prokaryotes that have cell walls that do not contain peptidoglycans |
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| kingdom of unicellular prokaryotes whose cell walls do not contain peptidoglycan |
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| domain of all organisms whose cell walls have nuclei, including protists, plants, fungi, and animals |
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| kingdom composed of eukaryotes that are not classified as plants, animals, or fungi |
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| kingdom composed of heterotrophs; many obtain energy and nutrients from dead organic matter |
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| kingdom of multicellular photosynthetic autotrophs that have cell walls containing cellulose |
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| kingdom of multicellular eukaryotic heterotrophs whose cells do not have cell walls |
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