What measure allows researchers to estimate not just genetic influence, but of how much the environment allows the genes to be expressed?
a. genetic correlation
b. heritability estimate
c. concordance rate
d. chromosomal correction
Answer: B
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A binge-eating episode is characterized by food intake of at least how many calories?
a. 1000 b. 2000 c. The calorie number does not matter, as long as it's too much junk food d. The calorie number varies from person to person; a binge-eating episode is not defined by the number of calories
Which statement about neurotransmitters is accurate?
a. Neurotransmitters are released by dendrites b. Drugs that block or facilitate neurotransmitter activity can alleviate symptoms of mental disorders. c. Neurotransmitters consistently have an excitatory effect on the human nervous system. d. Neurotransmitters send neural impulses to axons of receiving neurons.
_____________ is a slang expression used to describe a saloon operating without a license during Prohibition
a. tea pad b. speakeasy c. after-hours club d. whiskey bar
A teratogen is
damage sustained to the placenta. a substance or a condition that can increase the risk of prenatal abnormalities. a cell with extra chromosomes. waste products from the embryo.