Puberty is defined as:
a) the production of hormones in the reproductive glands stimulated by the pituitary gland.
b) the stage of identity versus role confusion.
c) the physical changes that occur in the body as sexual development reaches maturity.
d) the time when a child becomes a teenager.
ANS: C
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A property of measurement in which the ordering of numbers reflects the ordering of the variable is:
a. identity. b. magnitude. c. equal unit size. d. absolute zero.
All of the following should be considered when justifying research using animals except
a. The research should increase understanding of the species under study. b. The research must involve no pain or distress to the animal. c. The research should provide results that benefit the health or welfare of humans or other animals. d. The research should increase knowledge of the process underlying the evolution, development, or control of behavior of the species.
Generally, in the U.S. when young people under age eighteen break the law, they are classified as:
A) criminals. B) felons. C) juvenile delinquents. D) misdemeanors.
A dog is conditioned to associate a bell with food. Which of the following responses by the dog illustrates stimulus discrimination?
a. The dog drools whenever a bell rings. b. The dog drools only when food is paired with a bell. c. The dog drools when he hears a bell but not when he hears a whistle. d. The dog drools when he hears either a bell or a whistle.