In an Egg Cell Treated with EDTA,a Chemical That Binds

Question

In an egg cell treated with EDTA,a chemical that binds calcium and magnesium ions,the
A)acrosomal reaction would be blocked.
B)fusion of sperm and egg nuclei would be blocked.
C)fast block to polyspermy would not occur.
D)fertilization envelope would not be formed.
E)zygote would not contain maternal and paternal chromosomes.

Accepted Answer

EDTA blocks the formation of the fertilization envelope, which is a protective layer surrounding the egg after fertilization. Without this envelope, the zygote would be vulnerable to damage and not be able to develop properly.