In certain individuals, depleting the body’s supply of the amino acid tryptophan leads to symptoms of depression due to an inability of the brain to produce
a. dopamine.
b. norepinephrine.
c. epinephrine.
d. serotonin.
e. acetylcholine.
Answer: D
Psychology
You might also like to view...
Overall, about 1 in every _____ children is born with Down syndrome
A) 500 B) 1000 C) 5000 D) 10,000
Psychology
In a case of vague informed consent, Havasupai Tribe members gave blood samples for the purposes of research on ______________ but the blood samples were actually used for contested research involving factors related to _______________
a. diabetes; syphilis b. syphilis; diabetes c. diabetes; schizophrenia d. schizophrenia; diabetes e. syphilis; schizophrenia
Psychology