The gene for nerve deterioration X (NDX) disorder is located on the X chromosome. What can we conclude?
a. It is more prevalent in females.
b. It is more prevalent in males.
c. Only mothers can pass down the gene for NDX.
d. Only fathers can pass down the gene for NDX.
ANSWER:
b
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a. increased risk of miscarriage. b. higher risk of stillbirth. c. cognitive deficits in the newborn. d. slower physical development.
Random assignment of subjects to groups in an experiment is used to reduce the effects of
a. the independent variable. b. the dependent variable. c. experimenter bias. d. extraneous variables.
A fixed ratio schedule is best described as providing reinforcement after
a. a specific number of correct responses have been made. b. any number of correct responses has been made. c. varying time intervals. d. a two week period passes.
Over the last 50 years, the study of how medications affect the mind and behavior has flourished. This discipline, called __________, has been a tremendous step forward in the treatment of mental illness
a. psychiatry b. abnormal psychology c. psychopharmacology d. psychopathology