Multiple choice

Which of the following is not a vestigial organ in man?

  1. Vermiform appendix

  2. Plica semilunaris

  3. Ear muscles

  4. Epiglottis

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The process by which organisms with different evolutionary histories evolve similar phenotypic adaptations in response to a common environmental challenge, is called convergent evolution.