<prompt> Following is true of hormone leptin except:It is found in increased levels in obeseSite of action is hypothalamusIt is produced by adipose allIt increases appetite  <response>: Ans: D It increases appetite Ref: Pal GK, Functions of Hypothalamus, In: Textbook of Medical Physiology, Ahuja Publishing House, 118:889Explanation:LeptinProtein of 167 amino acidsManufactured primarily in the adipocytesHigh leptin level occurs in obesity - sympathetic activity; food intakeLow- leptin level occurs in starvation parasympathetic activity; food intakeActs on hypothalamus, arcuate nucleus identifies plasma leptin concentration.Regulates onset of pubertyStimulates thyroid functionControls glucocorticoid secretion 