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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

Only two sperms nearest the ovum penetrate zona pellucida

B

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

C

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

D

Cells of corona radiata trap all sperms except one

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The correct Answer is:
c
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GRB PUBLICATION-HUMAN REPRODUCTION-All Questions
  1. The given figure depicts a diagrammatic sectional view of the human fe...

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  2. The principal tail piece of human sperm shows the microtubular arrange...

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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. Which one of the following statements is not true with respect to viab...

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  6. During spermatogenesis, the first meiotic divison is observed in:

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  7. hCG, hPL and relaxin are produced in women:

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

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

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  10. Presence of which of the following hormones in the urine confirms preg...

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  11. In spermatogenesis, reduction of chromosomes occurs during conversion ...

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  12. Which of the following hormones is not secreted by corpus luteum

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  13. Spermatogenesis takes place in:

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  14. Which extra-embryonic membrane in human prvents desiccation of the emb...

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  15. The 'cells of Rauber' are:

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  16. Choose the correct statement.

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  17. The time of optimum chances of conception in a woman isstarting from t...

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  18. In human females, the ovarian cycle begains when the:

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  19. Which of the following is responsible for nourishing the developing sp...

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  20. What is the correct sequence of sperm formation?

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