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Preparation of sperm before penetration ...

Preparation of sperm before penetration of ovum is

A

spermiation

B

cortical reaction

C

spermiogenesis

D

capacitation.

Text Solution

Verified by Experts

The correct Answer is:
D
The secretions of the female genitaltract remove coating substances dceposited on the surface of the sperms particulary those on the acrosome. Thus, the receptor sites on the acrosome are exposed and sperm becomes active to penetrate the egg. This phenomennon of sperm activation in mammals is known as capacitation.
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