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BIoch18

Chapter 18 vocabulary

TermDefinition
Archaea domain consisting of unicellular prokaryotes that have cell walls that do not contain peptidoglycan; corresponds to the kingdom Archaebacteria
Bacteria domain of unicellular prokaryotes that have cell walls containing peptidoglycan; corresponds to the kingdom eubacteria
binomial nomenclature classification system in which each species is assigned a two-part scientific name
clade evolutionary branch of a cladogram that that includes a single ancestor and all is descendants
cladogram diagram depicting patterns of shared characteristics among species
class in classification, a group of closely related orders
derived character trait that appears in recent parts of a lineage, but but not in its older members
domain larger, more inclusive taxonomic category than a kingdom
Eukarya domain consisting of all organisms that have a nucleu; including protists, plants, animals, and fungi
family in classification, a group of similar genera
genus group of closely related species; the first part of the scientific name in binomial nomenclature
kingdom largest and mot inclusive group in the Linnaean classification
monophyletic group group that consists of a single ancestral species and all of its descendants and excludes any organisms that are not descended from that common ancestor
phylogeny the evolutionary history of a lineage
phylum in classification, a group of closely related classes
systematics study of the diversityof life and the evolutionary relationships between organisms
taxon group or level of organization into which organisms ar classified
order In classification, a group of closly related families
Created by: 88031851
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