The function of a second messenger system is to The function of a second messenger system is to isolate the response to the inside of a cell. keep calcium involved in these responses. amplify the response of the first messenger. facilitate the process of covalent modification of a protein. buffer a cells response to a ligand.

The function of a second messenger system is to amplify the response of the first messenger.

Explanation:

Second messengers may serve to amplify or prolong the effects of a first messenger, initiate signaling cascades in the cell, or have other effects.

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