Which is not a secondary messenger?A. CAMPB. `IP_(3)`C. CalciumD. Sodi

1.	Which is not a secondary messenger?A. CAMPB. `IP_(3)`C. CalciumD. Sodium
Answer» Correct Answer - D Hormones which interact with membrane-bound receptors normally do not enter the target cell, but generate secondary messengers (e.g., cyclic AMP, CGMP DAG, IP3, Caetc.) which in turn regulate cellular metabolism.

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Which is not a secondary messenger?A. CAMPB. `IP_(3)`C. CalciumD. Sodium

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