Additional sperm are prevented from fusing with an egg by
A) increased calcium concentration.
B) DNA activation.
C) commencement of embryonic development.
D) changes in sodium permeability.
E) hydrolytic activity of the enzymes released from the acrosomal vesicle.
Correct Answer:
Verified
Q24: In oogenesis
A) the primary oocyte divides symmetrically
Q25: In spermatogenesis four haploid spermatids are formed
Q26: In mammals, the oocyte is surrounded by
A)
Q27: The first diploid cell formed after fertilisation
Q28: Egg activation
A) occurs when the acrosomal vesicle
Q30: In many animals, excluding mammals, the contribution
Q31: Gametogenesis is
A) a sequence of biological modifications
Q32: The structure of a mature human sperm
Q33: As the mammal egg matures it is
Q34: The process of fertilisation in the sea
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