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Module 9

Natural Selection and Evolution

QuestionAnswer
The forearms of bats, humans, and dogs have similar bone structures because they come from a common ancestor. Homologous Structures
DNA is most commonly used for this type of evidence. Biochemical Evidence
Comparing body structures such as bones, organs, or other features Anatomical Evidence
The bones or footprints remain from organisms that lived long ago create the.... fossil record
Organisms most suited for their environment are able to reproduce more organisms similar to themselves Natural Selection
Bird wings and butterfly wings look similar, but are not made out of the same structures. They do not have a common ancestor. Analogous Structures
Squirrels inside the Grand Canyon are a different species from squirrels outside the Grand Canyon because of.... Geographical isolation
Ostrich wings, snake pelvic bones, and human appendix are all examples of..... Vestigial Structures
Created by: ssturdivant
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