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Chap 17 Vocab

Organizing Life's Diversity

TermDefinition
binomial nomenclature two-word system developed by Carolus Linnaeus to name species; first word identifies the genus of the organism, the second word is often a descriptive word that describes a characteristic of the organism.
class taxonomic grouping of similar orders
classification grouping of objects or information bases on similarities
division taxonomic grouping of similar classes; term used instead of phyla by plant taxonomists
family group of similar genera.
genus first word of a two-part scientific name used to identify a group of similar species.
kingdom taxonomic grouping of similar phyla or divisions
order taxonomic grouping of similar families.
phylum taxonomic grouping of similar classes
specific epithet the second word of a species name
taxonomy branch of biology that groups the names organisms based on studies of their shared characteristics; biologists who study taxonomy are called taxonomists
cladistics biological classification system based on phylogeny; assumes that as groups of organisms diverge and evolve from a common ancestral group, they retain derived traits
cladogram branching diagram that models the phylogeny of a species based on the derived traits of a group of organisms
eubacteria group of prokaryotes with strong cell walls and a variety of structures, may be autotrophs or heterotrophs.
fungus group of unicellular or multicellular heterotrophic eukaryotes that do not move from place to place; absorb nutrients from organic materials in the environment.
phylogeny evolutionary history of a species based on comparative relationships of structures and comparisons of modern life forms with fossils
protist diverse group of multicellular or unicellular eukaryotes that lack complex organ systems and live in moist environments, may be autotrophic or heterotrophic.
Created by: Kaylar626
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