Addictive drugs that make people feel good, such as cocaine and methamphetamine, block the uptake of which of the following neurotransmitters in the brain?
A) Acetylcholine
B) GABA
C) Nitric oxide
D) Dopamine
E) Serotonin
D
Biology & Microbiology
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Cholera can be transmitted by water or food
Indicate whether the statement is true or false.
Biology & Microbiology
Zoologists have described nearly ____ living species of animals
a. 20,000 b. 2 million c. 47,000 d. 100,000 e. 1 million
Biology & Microbiology
Substrate-level phosphorylation transfers
phosphate groups from a. substrate. b. coenzyme. c. the electron transfer chain. d. ATP. e. the Krebs cycle
Biology & Microbiology
As a dermatologist trying to help reduce the incidence of skin cancer, which environmental agents known to be associated with skin cancer would you recommend your patients avoid?
A. cadmium B. benzene C. nickel D. arsenic E. polycyclic aromatic hydrocarbons F. endocrine disruptors
Biology & Microbiology