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Picture of the new born baby to be given...

Picture of the new born baby to be given.

(i) Name the phenomenon responsible for the structure marked (a) in the Figure.
Give the definition of the phenomenon responsible for the development for the strucutre marked.

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Atavism
The reappearance, ancestral character in some individuals
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PREMIERS PUBLISHERS-ORIGIN AND EVOLUTION OF LIFE-Other Important Questions & Answers (VIII. Higher Order Thinking Skills (HOTS).)
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