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What happens during fertilization in hum...

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

A

Secretions of acrosome helps one sperm enter cytoplasm of ovum through zonapellucida

B

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

C

Cells of corona radiata trap all the sperms except one

D

Only two sperms nearest the ovum penetrate zonapellucida

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The correct Answer is:
A
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TRUEMAN BIOLOGY-HUMAN REPRODUCTION-Multiple Choice Questions
  1. Signals from the fully developed foetus and placenta ultimately lead t...

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  2. In human female the blastocyst:

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  3. What happens during fertilization in humans after many sperms reach cl...

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

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  5. The secretory phase in the human menstrual cycle is also called:

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  6. Identify the human development stage shown below as well as the relate...

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  7. Bartholin's glands are situated:

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  8. Placenta in human beings is formed by :

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  9. Which gland secretes alkaline mucus in urethra to neutralise the acidi...

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  10. A temporary endocrine gland in humans is

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  11. Braxton Hicks contractione occur during

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  12. Correct sequence of human embryonic development is

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  13. Onset of menstrual cycle in female anthrapoid primates is

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  14. Thick yellow,high protein fluid produced by mammary glands of a woman ...

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  15. Which hormones is produced in women during pregnancy?

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  16. Menstrual phase is followed by

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  17. Which layer of uterus undergoes cyclic changes during menstrual cycle

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  18. Which type of germ cells contain 23 chromosomes

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  19. In human females, menstrual cycle stops around 50 years of age. It is ...

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  20. Which hormone is mainly secreted by corpus luteum ?

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