Which of the following is true in the process of \( \mathrm{P} \) f...

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Which of the following is true in the process of
\( \mathrm{P} \)
fertilization?
W
(1) Only one sperm reaches the egg and enters it.
(2) The entry of sperm activates the egg for completing meiosis
(3) Two haploid nuclei fuse and immediately divide to produce two nuclei, which are again haploid.
(4) Only the acrosome of the sperm enters the egg.
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