The acrosomal reaction of the sperm occurs due to:
a. Its contact with zona pellucida of the ova
b. Reactions within the uterine environment of the female
c. Reactions within the epididymal environment of the male
d. Androgens produced in the uterus
The answer is the option (a) Its contact with zona pellucida of the ova
Explanation: Sperm can enter the ova only after the enzyme from acrosome breaks down the zona pellucida