A targeted mutation that blocks the production of CB1 receptors:

a. promotes the reinforcing effect of cannabinoids.
b. abolishes the reinforcing effect of morphine.
c. promotes the reinforcing effect of heroin.
d. abolishes the reinforcing effect of cannabinoids, morphine, and heroin.

Answer: D

Psychology

You might also like to view...

A child who has academic and behavioral problems in school because he or she is more physically active and/or less attentive than peers may be classified as having which of the following?

A) Emotional disturbances B) Attention-deficit hyperactivity disorder C) A mild learning disability D) Autism

Psychology

Phineas Gage:

a. Was injured by a tamping iron that penetrated his frontal lobes b. Survived the injury for only a few weeks c. Suffered impairment of speech, learning, and memory d. All of the above

Psychology