NEET Biology question

A chemical signal that has both endocrine and neural roles is [AIPMT 2015]

(A)EpinephrineCorrect
(B)Cortisol
(C)Melatonin
(D)Calcitonin

Answer: (A)

Solution

Cortisol, melatonin and calcitonin each function purely as circulating hormones with no neurotransmitter role. Epinephrine (adrenaline) uniquely acts both as a hormone, when released

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Question ID VK-129060