Why are numerous sperm required to fertilize a secondary oocyte?
A) Multiple sperm are needed to have the required number of chromosomes for the zygote.
B) Acrosomal enzymes from multiple sperm are needed to penetrate the corona radiata.
C) Multiple sperm are needed because the male pronucleus is smaller than the female pronucleus.
D) Multiple sperm are needed to increase the extracellular calcium levels.
E) Multiple sperm are needed to provide organelles to the zygote.
Answer: B
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