What happens once intercellular signals reach the inside of a cell using some type of receptor?

A. The signal stops.

B. The signal produces a protein.

C. The signal is transferred to the cytoplasm.

D. Intracellular communication takes over.

Cells have proteins called receptors that bind to signalingmolecules and initiate a physiological response ... Dopaminereceptors bind dopamine, insulin receptors bind insulin, nerve growth factor receptors bind nerve growth factor, and so on.