Recent research suggests that the tendency to smoke may be controlled in part by

a) baseline levels of serotonin.
b) a gene that regulates the reuptake of dopamine.
c) a deficiency in dopamine.
d) a brain area that regulates both serotonin and dopamine.

b

Psychology

You might also like to view...

A negative reinforcer is a stimulus that is __________and, thus __________ the probability of a response

a) removed; increases b) removed; decreases c) presented; increases d) presented; decreases

Psychology

In a __________ schedule, the first response made after a same specific period of time has elapsed brings the reinforcement

a) variable-interval b) fixed-interval c) variable-ratio d) fixed-ratio

Psychology