Gujarati
Hindi
6.Evolution
normal

Some persons can move their pinnae. This ability is imparted by

A

Recapitulation

B

Atavism

C

Over specialization

D

Regeneration

Solution

Atavism.

Atavism It is the reappearance of certain ancestral characters, which had either disappeared or were reduced. Some examples of atavism in human beings are the power of moving pinna in some persons, developed canine teeth, exceptionally long dense hairs, short tail in some babies (coccyx) and presence of additional mammae in some individuals

Standard 12
Biology

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