In Kettlewell's research, the proportion of dark-colored moths increased as _____ increased

a. pollution
b. the use of outdoor lights
c. dark-colored beetles
d. the number of trees


a

Psychology

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Pavlov described the pattern of excitation and inhibition that characterized the brain at any given moment with the term _____.

a. spontaneous stimulation b. spontaneous response c. cortical mosaic d. antecedent stimulation

Psychology

Child-directed speech is also referred to as

a. infantese. b. motherese. c. baby talk. d. protolanguage. e. adult babble.

Psychology

Which method of treating phobias involves progressive relaxation and exposure to the feared object (either actual or imagined)?

a. extinction b. systematic desensitization c. punishment d. token economy

Psychology

According to the diathesis-stress model, some people ______

a. are less susceptible than others to social influence b. develop mental illness from supernatural causes c. can be cured of mental illness through hypnosis d. are biologically vulnerable to certain kinds of stress

Psychology