A) ovaries and secrete progesterone
B) adrenal cortex and secrete adrenalin
C) somniferous tubules and provide nutrition to germ cells
D) pancreas and secrete cholecystokinin
Correct Answer: C
Solution :
The epithelium of seminiferous tubule is made up of two types of cells?Sertoli cells and spermatogenic cells. Sertoli cells are elongated and pyramidal which partially envelope the spermatogenic cells. These nourish spermatozoa, act as nurse cells for differentiating spermatozoa. These, secrete a glycoprotein hormone, called inhibin which is involved in the negative feed back control of sperm production.
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