Contact of a sea urchin egg with signal molecules on sperm causes the egg to undergo a brief
A) mitosis.
B) membrane depolarization.
C) apoptosis.
D) vitellogenesis.
E) acrosomal reaction.
Correct Answer:
Verified
Q1: Fertilization of an egg without activation is
Q2: In sea urchins, the "fast block" and
Q3: In mammalian eggs, the receptors for sperm
Q5: The formation of the fertilization membrane requires
Q6: Fertilization normally
A) reinstates diploidy.
B) follows gastrulation.
C) is
Q7: In mammals, the nuclei resulting from the
Q8: A sea urchin zygote undergoes its first
Q9: In an egg cell treated with EDTA,
Q10: During fertilization, the acrosomal contents
A) block polyspermy.
B)
Q11: The cortical reaction functions directly in the
A)
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