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Immediately after ovulation, the mammali...

Immediately after ovulation, the mammalian egg is covered by a membrane known as

A

chorion

B

zona pellucida

C

corona radiata

D

vitelline membrane

Text Solution

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The correct Answer is:
C
Immediately after ovulation, the layer that forms around the ovum is called corona radiate. It is formed by the granulosa cells of cumulus oophorus. Corona radiata probably increases the likelihood that the ovum will be picked up in the uterine tube.
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NCERT FINGERTIPS-HUMAN REPRODUCTION-Human Reproduction
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  2. After ovulation graafian follicle regresses into

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  3. Immediately after ovulation, the mammalian egg is covered by a membran...

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  4. Below is given the unorganised list of some important events in the hu...

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  5. Which one of the following is the correct matching of the events occur...

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  6. Which one of the following events is correctly matched with the time p...

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  7. A regular cycling woman is not menstruating which one of the following...

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  8. Read the following statements about menstrual cycle and select two cor...

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  9. If mammalian ovum fails to get fertilised, which one of the following...

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  10. During bleeding phase of menstrual cycle unfertilised secondary oocyte...

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  11. A human female reaches menopause around the age of

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  12. Cessation fo menstrual cycle in a woman is called

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  13. Name of hormone that has no role in menstruation.

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  14. Study the garaph carefully and correlate the hormone levels on (i) 1...

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  15. The given figure shows schematic representatio of a menstrual cycle in...

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  16. some important events that occur during the menstrual cycle are given ...

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  17. Withdrawal of which of the following hormones is the immediate cause o...

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  18. For human female which of the following is incorrect?

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  19. At menopause there is rise in urinary exretion of

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  20. Which of the following statements concerning menopause is correct?

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