After a signal arrives at a target cell, the next step in a signal transduction pathway involves
A) receptor binding.
B) hormone activation.
C) signal transcription.
D) signal regulation.
E) enzyme activation.

Question

Quizplus · Accepted Answer

After a signal arrives at a target cell, the next step in a signal transduction pathway typically involves the binding of the signal molecule to a receptor on the cell surface or inside the cell.

After a Signal Arrives at a Target Cell, the Next