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प्रश्न
Ovulation is induced by a hormone called ______.
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उत्तर
Ovulation is induced by a hormone called luteinising hormone (LH).
Explanation:
LH (luteinising hormone) acts on the leydig cells and stimulates the synthesis and secretion of androgens. Androgens, in turn, stimulate the process of spermatogenesis.
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संबंधित प्रश्न
Explain the development of a secondary oocyte (ovum) in a human female from the embryonic stage upto its ovulation. Name the hormones involved in this process.
The male sex hormone testosterone is secreted from ____________.
Calculate the number of sperms and ova produced from 40 primary spermatocytes and 40 primary oocytes.
Find out the CORRECT sequence of spermatogenesis.
Extrusion of second polar body from egg nucleus occurs ______.
Which of the following stage of oogenesis forms a membrane called zona pellucida surrounding it?
Growth hormone of pituitary is more effective in ______.
The spermatogonia undergo division to produce sperms by the process of spermatogenesis. Choose the correct one with reference to above.
What is the difference between a primary oocyte and a secondary oocyte?
The diagram given below shows the various steps in spermatogenesis.
- Name the parts labelled '1', '2' and '3'.
- Name the process by which part '3' changes to part '4'.
