Secretion of testosterone is stimulated by





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  1. Which one of the following is produced early in the life of a human female?
  2. Decreased motility of sperm <40 % is known as
  3. The chemical of the ovum that attracts and holds sperm
  4. Combined Oral contraceptives prevent pregnancy by
  5. Layers of ovum from outside to inside are .
  6. Failure of the brain to grow in the foetus may result in:
  7. In which phase of menstrual cycle ovulation occurs in
  8. The first milk which comes out just after child birth is known as .
  9. What happens during fertilization when many sperms reach close to ovum ....
  10. In menstrual cycle the secretory phase is also known as
  11. Pregnancy can be detected as early as on
  12. Which of the following is not a hereditary disease?
  13. After fertilization, implantation of human embryo takes place on
  14. Thick layer which surrounds the ovum is ...
  15. Immediately after ovulation, the ovum is covered by a membrane called
  16. Number of chromosomes in secondary oocyte stage in humans is ...
  17. Embryonic connective tissue is formed from ..
  18. A genetically diseased father (male) marries with a normal female and gives birth to 3 carrier girls…
  19. Sickle cell anaemia induce to
  20. Temperature in scrotum necessary for sperm formation is usually ...
  21. Increase in basal body temperature in the middle of menstrual cycle is a sign of
  22. The three primary germ layers, ectoderm, endoderm and mesoderm are differentiated during
  23. Identical twins are also known as ..
  24. Normal sperm count is
  25. Pregnancy begins with implantation of
  26. Cell division that occurs in zygote is called
  27. At the end of meiosis I, the Oocyte yields
  28. Total numbers of ovum released in the life time of a woman is approximately
  29. Emergency contraceptives may prevent pregnancy if used within 72 hrs of
  30. An abnormal human male phenotype involving an extra x-chromosome (xxy) is found in....