Which of the following is not part of the general response of cells during cellular communication? Select one: a. The cell does not return to its normal activities after the signal has exerted its effect. b. A cell-surface receptor molecule becomes activated by binding to a molecular signal. c. Receptors on the outside of the cell bind to specific signal molecules. d. The signal is transmitted inside the cell and amplified as a series of proteins are activated in sequence, affecting cellular activities according to the type of signal involved. e. An activated cell-surface receptor transfers the signaling molecule to the interior of the cell..