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24/09/2020 4:34 pm
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A baby has been born with a small tail. It is the case exhibiting
(a) retrogressive evolution
(b) mutation
(c) atavism
(d) metamorphosis
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24/09/2020 4:35 pm
(c) atavism
Explanation:
Atavism is the reappearance of ancestral and not parental characters in an organisms which do not occur normally. A baby that has been born with a small tail it is exhibiting the case of atavism. Atavism is the sudden appearance of some ancestor characters which are lost during course of evolution.