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What can you infer about the structures ...

What can you infer about the structures shown in figure?

A

They are homologous structures.

B

They are vestigial structures.

C

They are analogous structures.

D

They have nothing to do with each other.

Text Solution

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The correct Answer is:
A

Given figures represent the forelimbs of different verbrates, which possess the same basic structural plant. i.e., in each case, the forelimb consists of humerus, radio-ulna, carpais, metacarpals and digits. Thus. The skeletal parts of these forelimbs are similar in structure and arrangement, but have differnt shapes and functions it depicts the example of homologous structures.
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