Question

define vestigial organ and give an example.

it's urgent pls

Answer 1

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✴️. Vestigial organ _ A rudimentary structure in humans corresponding to a functional structure or organ in ancestral animals.

they are many vestigial organs in human body such as third molar teeth (wisdom teeth),vermiform appendix and so on ................

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Brain list pls❤️❤️❤️

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Answer 2

$\mathcal{\small{\red{Vestigial\:Organ}}}$

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Vestigial organs are those particular organs that are present as

reduced structures and they do not perform any functions in the body.

Vestigial organs are organs of the entity which are smaller

and less complex. These structures are organs, tissues or cells

in a body which are no more functional . The way they were in

their ancestral form of the trait. It is an authentication of evolution

and hence, were helpful in explaining adaptation.

These mutated proteins result in the formation of vestigial structures.

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$\huge\bf\red{\mid{\overline{\underline{Example:}}}\mid}$

Sinuses

Human cheekbones hold the maxillary sinuses.

The Appendix

It is one of the most commonly known vestigial organs.

This finger-like tube closed at one end arises from the vermiform process.

Coccyx

It forms the last part of the vertebral column, the residue

of the lost tail and is often termed as the Tailbone.

Wisdom Tooth

Forms the third set of molars in our buccal cavity.  

The Ear

The Helix is known to be a vestigial structure.

Underdeveloped muscles in the ear make us incapable to bring

about the movement of ears.