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NEET2010ZoologyEvolutionActual

Which one of the following is not a vestigial structural in Homo sapiens?

Options

  1. AThird molar
  2. BEpiglottis
  3. CPlica semilunaris
  4. DPyramidalis muscle

Correct answer

B. Epiglottis

Step-by-step solution

Vestigial organs are degenerate, non-functional and rudimentary organs correspond to fully developed and functional organs of related organism. Third molar (wisdom teeth), plica semilunaris and pyramidalis muscles are vestigial organs. Epiglottis is not a vestigial organ in man. Epiglottis is the structure that prevents the entry of food into respiratory tract during swallowing in man.

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