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What are leydig cells? Write down their ...

What are leydig cells? Write down their functions

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(i) Leydig.s cells, also called interstitial cells, are endocrine cells of testis. (ii) These secrete asteroid male hormone called testosterone, which controls the development and functioning of secondary sex organs and secondary sexual characters in male.
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MODERN PUBLICATION-HUMAN REPRODUCTION-REVISION EXERCISES (SHORT ANSWER TYPE QUESTION (A)QUESTIONS FROM STATE BOARD EXAMINATIONS)
  1. What will be the ratio between sperms and ova produced from 25 primary...

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  2. What are leydig cells? Write down their functions

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  3. Why are polar bodies formed during oogenesis but not during spermatoge...

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  4. Write two differences between spermtogenesis and oogenesis

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  5. Give the significance of fertilization .

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  6. What forms the corpus luteum ? Name the hormones secreted by it.

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  7. What is parturition? Name the hormone involved in induction of parturi...

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  8. Give examples of animals exhibiting oestrous cycle.

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  9. What is the function of placenta in human being?

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  10. Give examples of animals exhibiting menstrual cycle.

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  11. Implantation

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  12. What do you mean by parturition?

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  13. Sketch and label seminiferous tubule as seen in T.S. of testis.

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  14. If corpus luteum becomes inactive, what will be its effect on embryo d...

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  15. Write any two differences between external fertilization and internal ...

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  16. How is placenta formed?

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  17. State any two differences between follicular phase and luteal phase of...

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  18. What do you mean by pregnancy?

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  19. What is parturition?

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  20. Where and how complete development and nutrition of embryo takes place...

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