NEET Biology question

Some hormones need a secondary messenger, because

(A)They need an activator
(B)They can't cross the cell membraneCorrect
(C)They can cross the cell membrane
(D)They need a prosthetic group

Answer: (B)

Solution

"Needing an activator" and "needing a prosthetic group" are not the reasons peptide hormones require second messengers. Peptide/protein hormones, being hydrophilic, cannot cross

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Question ID VK-128994