Which event triggers the acrosomal reaction in mammals?
A) Contact between the sperm and the cumulus of the egg
B) Contact between the sperm and the plasma membrane of the egg
C) Blocks to polyspermy
D) Contact between the sperm and the zona pellucida of the egg
E) Contact between the sperm and the vitelline membrane of the egg
Correct Answer:
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Q163: The fast block to polyspermy in sea
Q164: Which statement about sperm is true?
A) Species-specific
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Q167: Which statement about fertilization is true?
A) External
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Q170: Blocks to polyspermy serve to
A) fuse a
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