Question

6) Define vestigial organs. Give four organs which are vestigial in humans​

Answer 1

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Vestigial organs are organs, tissues or cells in a body which are no more functional the way they were in their ancestral form of the trait. ... In humans, the appendix is a good example of a vestigial organ.

4 Vestigial Features of the Human Body

• Palmar Grasp Reflex. inherited reflex. ...

• Tails. In the sixth week of gestation, the human embryo possesses a tail, complete with several vertebrae. ...

• Wisdom Teeth. teeth Zoonar/Thinkstock. ...

• Nictitating Membrane. eye © Sam23/Fotolia. ...

Answer 2

Answer:

Vestigial organs are non-functional organs in an organism which are functional in related animals and were functional in the ancestors. There are 90 vestigial organs in the human body and mainly include coccyx (tail bone); nictitating membrane (3rd eyelid); caecum and vermiform appendix ; canines ; wisdom teeth etc.