which of the following event is/are included in fast block to prevent polyspermy?
Biology · Class 12 · CBSE — Mock Test 29 Zoology
which of the following event is/are included in fast block to prevent polyspermy?
- zona reactions
- depolarization of ovum membrane
- cortical reaction
- closing of Na^+ chanels of the ovum membrane
Answer
(B) depolarization of ovum membrane
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