(a) Is produced by granulosa cells in ovary and inhibits the secretion of FSH
(b) is produced by granulosa cells in ovary and inhibits the secretion of LH
(c) is produced by nurse cells in testes and inhibits the secretion of LH
(d) Inhibits the secretion of LH, FSH and prolactin
[NEET 2016, Phase 1]
Correct Option (a) Reason : Inhibin is produced by granulosa cells of ovarian follicles in the ovary and has negative feedback effect on the secretion of FSH.