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4b

vocabulary

TermDefinition
Natural Selection Variations in a population increase some individuals likelihood of surviving and reproducing in a changing environment.
Speciation Separated populations that remain separated can evolve through mutations to become new species.
Homologous Structures Same structure and different function (evidence of common ancestor).
Analogous Structures Different structure and same function.
Embryological Structures Embryos of different structures to see if common ancestor is shared.
Vestigial Structure Structures that have no function but believed to have a function a long time ago.
Created by: user-2006811
 

 



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