Question

First step in activation of ovum during process of fertilization is

Answer 1

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Penetration of sperm in the egg.

The initial step is peretration of sperm in the egg, all other process happens later. Fertilizin and the antifertilizin reaction reduce the chances of polyspermy.


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Answer 2

Penetration of sperm in the egg. The initial step is peretration of sperm in the egg, all other process happens later. Fertilizin and the antifertilizin reaction reduce the chances of polyspermy.