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chapter 6.4

TermDefinition
theory of evolution The unifying theory of biology that posits that all living organisms evolved from a common ancestor
biological species concept the definition of species as a population of organisms that have common characteristics and can successfully breed with each other
reproductive isolation the inability of separate populations to interbreed
genus a group of similar species
species epithet the species name of an organism
binomial nomenclature a system of naming species using two names, the first of which refers to the genus
phylogenetics the study evolutionary relationships
taxon (pl.taxa) a group of organisms that share a common ancestry
natural selection a mechanism of evolutionary change that results when individuals that are better adapted than others in meeting the challenges of the environment produce more offspring
phylogeny the evolutionary history of a species or other taxon
Created by: torremir
 

 



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