This popular drug alters consciousness by blocking the reuptake of dopamine and increases its release, and in the long term, it can cause considerable damage throughout the brain and body.
a. marijuana
b. mdma
c. meth
d. heroin

Meth

Explanation:

Meth is a stimulant that affects the "Pleasure Reward Pathway" by altering the reuptake of the neurotransmitter dopamine, consequently leaving an excess dopamine in the synapse. It also increases the activity of the dopamine synthesizing enzyme Tyrosine Hydrolase, thus ensuring continuous release.

population. population is the number of people or animals in a particular place. an example of population is over eight million people living in new york city.

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