During spermatogenesis, each primary spermatocyte forms four similar sperms whereas in oogenesis each primary oocyte forms:
Correct answer: C. Two large ova and Two polar bodies
- A. Four similar ova
- B. Three large ova and one polar body
- C. Two large ova and Two polar bodies
- D. One large ovum and 2-3 polar bodies
Explanation
During oogenesis, each primary oocyte forms 2 secondary oocytes, then one s.oocyte forms 1 ova and one polar body by meiosis and the other s.oocyte forms 2 polar bodies. these three polar bodies are used as nutrion source for ova.
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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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