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In the human female, the primary oocytes remain small without any growth for

A. 4-5 years

B. 6-8 years

C. 8 - 10 years

D. 12 -14 years

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. During metamorphosis, the disappearance of larval organs is called
  2. Which of the following does not show metamorphosis ?
  3. Which of the following do not show parental care over their young ones ?
  4. Oogonia entering the growth phase of oogenesis is called
  5. During normal development the activation of the egg is achieved by
  6. The allantoic vesicle arises from
  7. Embryo sac in a hen's egg is formed by
  8. When the eggs are released from the ovary of frogs they are at the
  9. Metamorphosis is a characteristic feature of
  10. Laternal line system of sense organs present in the skin of tadpole larva
  11. The cellular movements during gastrula-tion are called
  12. Oral contraceptives check
  13. The substance fertilizin is secreted by
  14. The intestine of tadpole is
  15. The sexual embrage of the male and female frogs is called
  16. Blastopore in frogs development occurs in
  17. Human beings are
  18. In forg, the sperms released from the testis take the following route to reach the ureter:
  19. In frog, gastrulation is completed by
  20. The nervous system, epidermis and hairs and nails are derivatives of
  21. Which of the following develops from ectoderm ?
  22. The first phase in the sexual reproduction of organisms is
  23. Spermatoliosis is a process by which
  24. A freshly unfertilised egg of hen contains
  25. In the growing oocyte, the nucleus enlarges in size due to an increase in
  26. Cleidoic eggs are found in
  27. Meroblastic cleavage is found in
  28. During the development of frog, the ar-chenteron is formed in
  29. Sexual reproduction in larval condition is known as
  30. Constructive change in the development of frog from tadpole is