Biology, 21.01.2021 21:50 andrewsocold
What prevents multiple sperm from fertilizing an egg?
A. The egg reacts to a sperm penetration by blocking other sperm.
B. Nothing prevents it, this happens frequently,
C. Only one sperm on average ever reaches the egg.
D. A toxin released by the sperm and the egg cell
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What prevents multiple sperm from fertilizing an egg?
A. The egg reacts to a sperm penetration by b...
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