<prompt> In Autoregulation of hormone?A hormone inhibits its own secretion directlyA hormone inhibits its own secretion by inhibiting regulatory hormoneNervous system inhibits release of hormoneAll of the above  <response>: Ans. is b i.e., A hormone inhibits its own secretion by inhibiting regulatory hormone.Feedback control Autoregulation:The process of inhibiting or stimulating the first step by the final step product in a hormonal reaction pathway, is called feedback regulation. 