EvolutionHard

Question

Which one of the following sets includes only the vestigial structures in man ?

Options

A.Body hair, olecranon process, coccyx, patella
B.Wisdom teeth, mammary glands, coccyx, patella
C.Coccyx, nictitating membrane, vermiform appendix, ear muscles
D.Coccyx body hair, ear ossicles, vermiform appendix,

Solution

Vestigial organs are non- functional, degenerate and rudimentary organs correspond to fuly developed and functional organs of related organisms, eg, nictitating membranes, muscles of ear pinna and third molar (wisdom tooth), mammary gland in males, coccyx (caudal vertebrae), vermiform appendix etc.

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