Haemophilia is more common in males because it is a

A. Recessive character carried by y-chromosome

B. Dominant character carried by y-chromosome

C. Dominant trait carried by x-chromosome

D. Recessive trait carried by x-chromosome

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

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  1. Cri-du-chat syndrome in humans is caused by the
  2. The chemical of the ovum that attracts and holds sperm
  3. Ovulation occurs under the influence of high titre of
  4. Highly sophisticated procedure of injecting sperm directly into the ovum is
  5. The number of chromosomes present in sperms
  6. Medical termination of pregnancy is safe till how many weeks of pregnancy?
  7. At the end of meiosis I, the Oocyte yields
  8. Part of sperm that passes into ovum is
  9. Human placenta is
  10. During ovulation, for favourable sperm travel oestrogen causes
  11. After fertilization, implantation of human embryo takes place on
  12. Which cells provide nutrition to the sperms?
  13. The functional unit of testis of man is ...
  14. An abnormal human male phenotype involving an extra x-chromosome (xxy) is found in....
  15. Temperature in scrotum necessary for sperm formation is usually ...
  16. Decreased motility of sperm <40 % is known as
  17. Mammary glands are modification of ...
  18. Which of the following statements is most correct about the human menstrual cycle.
  19. Fertilization of the ovum takes place in
  20. The rate of active movement of sperm is ...
  21. What is the best sperm extraction technique for men with obstructive azoospermia?
  22. Mongolian idiocy due to trisomy in 21st chromosome is known as
  23. Human eggs are
  24. Approximately how long does it take for a spermatocyte to complete its differentiation into a spermatozoan…
  25. Cell division that occurs in zygote is called
  26. What is Hirsuitism in females? (Usually with Poly cystic ovarian disease)
  27. In infertility treatment the ovum is fertilized outside the body and injected into the uterus
  28. When there is no fertilization, the corpus luteum ...
  29. Which one is not the function of human placenta
  30. In menstrual cycle the secretory phase is also known as