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2.Human Reproduction
normal
Which one of the following events immediately follows the entry of a spermatozoan into an oocyte
A
An increase in the permeability of the oocyte membrane
B
An increase in activity of proteolytic enzymes
C
A decrease in the metabolic rate of the oocyte
D
Thickening of the vitelline membrane
Solution
It's Obvious
Standard 12
Biology
