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NEET2015ZoologyHuman ReproductionActual

Capacitation refers to changes in the:

Options

  1. ASperm before fertilization
  2. BOvum before fertilization
  3. COvum after fertilization
  4. DSperm after fertilization

Correct answer

A. Sperm before fertilization

Step-by-step solution

Sperm capacitation refers to the physiological changes spermatozoa must undergo in order to have the ability to penetrate and fertilize an egg. The changes take place via the sperm cell membrane in which it may be that receptors are made available through the removal of a glycoprotein layer. The area of the acrosomal cap is also so altered thereby that the acrosome reaction becomes possible.

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