The zona pellucida is:
Correct answer: A. Glycoprotein layer around ovum
- A. Glycoprotein layer around ovum
- B. Hormone secreted by corpus luteum
- C. Extraembryonic membrane
- D. A type of follicle
Explanation
Zona pellucida regulates sperm binding and prevents polyspermy.
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Human reproduction covers the male and female reproductive organs, gamete formation, fertilization, implantation and hormonal regulation. The menstrual cycle includes ovarian and uterine changes controlled by pituitary and ovarian hormones, while sexually transmitted diseases are studied through their causes, transmission, symptoms, prevention and effects on fertility.
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