It is impossible for sperm to be functional (able to fertilize the egg)until after ________.
A) the tail disappears
B) they have been stored in the uterus for several days
C) they become spermatids
D) they undergo capacitation

Question

Quizplus · Accepted Answer

Sperm undergo a process called capacitation in the female reproductive tract which makes them able to fertilize the egg. This involves the removal of certain proteins from their surface and the alteration of their membrane fluidity. Without capacitation, sperm are unable to fertilize the egg. None of the other options mentioned are necessary for sperm functionality.

It Is Impossible for Sperm to Be Functional (Able to Fertilize