Which is not a vestigial organ of man

Options :
  1. tail vertebrae
  2. vermiform appendix
  3. nictitating membrane
  4. glotis


Answer and Explanation :-

Answer: Option 4

Explanation:

The organs which are not developed in human but well developed in other animals are called vestigial organs.

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One might be led to question whether the scientists acted wisely in presenting the statesmen of the world with this appalling problem. Actually there was no choice. Once basic knowledge is acquired, any attempt at preventing its fruition would be as futile as hoping to stop the earth from revolving around the sun. Enrico Fermi, Collected Papers of Enrico Fermi: The United States,
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