Multiple choice

What does the word vestigial mean?

  1. It's a piece of furniture

  2. No longer working/ no longer useful

  3. The outside of a church

  4. A very fancy vest
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In biology, vestigial structures are anatomical features or behaviors that have lost all or most of their original ancestral function through evolution. Examples include the human appendix or the pelvic bones of whales.

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