Which of the following is a way in which new drugs are discovered?
a. accidental observation of an unexpected drug effect
b. the synthesis of known or novel compounds
c. the rediscovery of folk usages of naturally occurring products
d. all of these
d
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Marissa and Melissa are twins and are genetically identical. Which term would a geneticist use to describe them?
A. gamete-deprived twins B. dizygotic twins C. monozygotic twins D. replicated twins
In what way does binge-eating disorder differ from bulimia nervosa?
a. In binge-eating disorder, the majority of people are male, whereas the majority are female with bulimia nervosa. b. In binge-eating disorder, people are more likely to try to keep to a normal body weight. c. In bulimia nervosa, people vomit or use laxatives in order to get rid of the food they have eaten. d. In bulimia nervosa, people place less emphasis on slimness than do people who have binge-eating disorder.
Extreme shyness is often associated with depression, loneliness, fearfulness, inhibition, and low self-esteem and may be diagnosed as a(n) __________ disorder
a. conversion b. social anxiety c. somatoform d. obsessive-compulsive personality
______ development is characterized by slow and gradual change, whereas ______ development is characterized by abrupt change.
A. Continuous; discontinuous B. Discontinuous; continuous C. Multidimensional; multidirectional D. Multidirectional; multidimensional