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Alona [7]
3 years ago
7

The formation of the fertilization envelope (slow-block to polyspermy) requires an increase in the availability of _____.

Biology
1 answer:
jok3333 [9.3K]3 years ago
7 0
<span>The formation of the fertilization envelope (slow-block to polyspermy) requires an increase in the availability of </span>calcium ions.

Slow-block to polyspermy is also called cortical reaction. In this reaction, the sperm will be permanently blocked by cortical granules. The release of calcium ion will trigger this reaction.
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