Question

the structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that both desceded from a common ancestor this similarity is an example of a. vestigial b. biochemicial c. anatomical evidence that supports the theory of evolution

Answer 1

Which do you think is the correct answer?

Answer 2

biochemical

Answer 3

How do forelimbs fit in a biochemical category?

I suggest you find the definitions of all unfamiliar words in this question and possible answers.

Answer 4

vestigial

Answer 5

http://dictionary.reference.com/browse/vestige

http://dictionary.reference.com/browse/anatomy