Structures as different as human arms, bat wings, and dolphin flippers contain many of the same bones, these bones having developed from very similar embryonic tissues. How do biologists interpret these similarities?
A.) by the principle of convergent evolution
B.) by proposing that humans, bats, and dolphins share a common ancestor
C.) by identifying the bones as being homologous structures
D.) Three of the statements above are correct.
E.) Two of the statements above are correct.
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