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Oral contraceptives check

A. ovulation

B. fertilization

C. implantation

D. entry of sperms into vagina

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

You can do it
  1. Grey cresent is present in
  2. Meroblastic cleavage is found in
  3. Sexual reproduction in larval condition is known as
  4. Constructive change in the development of frog from tadpole is
  5. Embryo sac in a hen's egg is formed by
  6. In order to become structurally and functionally a spermatozoan, each spermatid has to undergo a process…
  7. When the eggs are released from the ovary of frogs they are at the
  8. During metamorphosis, the disappearance of larval organs is called
  9. In frog's egg the divisoin is
  10. In the human female, the primary oocytes remain small without any growth for
  11. During fertilization the spermatozoa penetrate through the egg membranes with the help of
  12. Human egg is
  13. The expulsion of completely developed foetus from the uterus is known as
  14. Blastopore in frogs development occurs in
  15. The formation of the neural tube is known as
  16. Spermatoliosis is a process by which
  17. If an unfertilized frog's egg is pricked with a micro-needle, it will
  18. The cellular movements during gastrula-tion are called
  19. Cleidoic eggs are found in
  20. Oogonia entering the growth phase of oogenesis is called
  21. The process of synthesis of yolk by the oocyte is termed
  22. Development of egg without fertilization is termed as
  23. The intestine of tadpole is
  24. A true coelom is covered by
  25. Which of the following develops from ectoderm ?
  26. During cleavage, the embryo
  27. Metamorphosis is a characteristic feature of
  28. During normal development the activation of the egg is achieved by
  29. Which of the following does not show metamorphosis ?
  30. The sexual embrage of the male and female frogs is called