NEET Biology question

I. Glucagon II. Epinephrine III. Steroid hormone IV. Iodothyronine Among the given hormones, which need a secondary messenger?

(A)I and III
(B)III and IV
(C)I and IICorrect
(D)IV and I

Answer: (C)

Solution

Steroid hormones and iodothyronines act via intracellular receptors that directly regulate gene expression, without requiring a secondary messenger, so any option including III or IV

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Question ID VK-128989