NEET 2000 Biology question

Which is not a vestigial organ in man :

(1)Third molar
(2)NailsCorrect
(3)Segmental muscles of abdomen
(4)Coccyx

Answer: (2)

Solution

Vestigial organs are reduced, functionless remnants of organs that were functional in ancestors. In man the third molar (wisdom tooth), the segmental muscles of the abdomen

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Question ID VK-088684