[Solved] What occurs when an inducer is added to an environment containing an organism with a metabolic pathway controlled by a repressor? A) The inducer combines with the repressor and inactivates the pathway. B) The inducer combines with the repressor and activates the pathway. C) The inducer does not combine with, but functions as a chaperone molecule for, the enzyme- substrate complex. D) The inducer combines with the substrate and blocks induction. Sensate Focus: A sex-therapy exercise in which partners take turns pleasuring each other with guided verbal feedback and in which certain kinds of stimulation are temporarily forbidden. Autoerotic Zone: Areas of the body that provide sexual pleasure when stimulated, a concept often discussed in psychoanalytic theories of sexual development. Refractory Period: The period of time immediately following an action potential during which a neuron or muscle is incapable of generating another action potential. Sexual Response Cycle: A series of emotional and physical phases experienced during sexual activity, which include excitement, plateau, orgasm, and resolution stages.