- AKidney of rabbit
- BKidney of frog
- CTestis of frog
- DTestis of rabbit
Explanation:
Leydig cells are interstitial cells located adjacent to the seminiferous tubules in the testes.
The main function is to produce androgens such as testosterone under the control of Luteinizing hormone.
It is a male sex hormone which regulate secondary sexual characters in males.
Leydig cells are absent in Testis of frog and are not found in kidneys. They are found in testis of rabbit.
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$II.$4 It is suited for large-scale production of microorganisms under aseptic conditions for a number of days
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