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Humans, cats, whales, and bats all have similar arm bones. What piece of evidence for common ancestry does this describe?

-homology
-embryology
-fossil record
-amino acids sequences

User Sioux
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1 Answer

4 votes

Answer: that they all have the bones used to make their movements so they can live and survive on there own.

Step-by-step explanation:

User Edena
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