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What happens during fertilisation in...

What happens during fertilisation in humans after many sperms reach close to the ovum ?

A

Cells of corona radiata trap all the sperms except one

B

Only two sperms nearest the ovum penetrate zona pellucida

C

Secretion of acrosome helps one sperm enter cytoplasm of ovum through zona pellucida

D

All sperms except the one nearest to the ovum lose their tails

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE-HUMAN REPRODUCTION-Assignment ( Section - C ) (Previous Type Question )
  1. The testes in humans are situated outside the abdominal cavity i...

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  2. If for some reason the vasa efferentia in the human reproductive s...

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  3. What happens during fertilisation in humans after many sperms re...

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  4. About which day in a normal human menstrual cycle does rapid se...

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  5. Which one of the following conditions of the zygotic cell would ...

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  6. Ureters act as urinogenital ducts in

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  7. Second maturation division of mammalian ovum occurs

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  8. Which one of the following statements about human sperm is corr...

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  9. Sertoli cells are found in

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  10. Vasa efferentia are the ductules leading from

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  11. Seminal plasma in human males is rich in

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  12. The first movements of the foetus and appearance of hair on its h...

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  13. The part of Falloplan tube closest to the ovary is

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  14. In human famale the blastocyst

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  15. Which one of the following statements about morula in humans is c...

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  16. Signals from fully developed foetus and placenta ultimately lead...

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  17. Secretion from which one of the following are rich in fruclose , ...

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  18. Foetal ejection reflex in human female is induced by

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  19. A change in the amount of yolk and its distribution in the egg w...

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  20. Which one of the following is the correct matching of the event...

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