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Paleontological Evidence

Choose the co...

Question

Choose the correct answers from the alternatives given .
Appearance of ancestral characters in new borns such as tails, multiple mammae, etc. are

A

Atavistic

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B

Vestigial

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C

Analogous

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D

Homologous

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Solution

The correct option is A Atavistic
An atavism is a modification of a biological structure whereby an ancestral trait reappears after having been lost through an evolutionary change in previous generations. These structures in newborns such as tails, multiple mammae, etc. are known as atavistic organs.
So, the correct option is 'Atavistic'.

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