The most powerful teratogen across the globe is __________
a) cigarettes
b) alcohol
c) marijuana
d) malnutrition
Answer: d
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One of Titchener's more influential books was Elements of Psychophysics
a. True b. False
Campers only clean up their cabins and bunks before the weekly inspections. What type of reinforcement schedule produces this pattern of behavior?
a. variable-interval c. fixed-interval b. variable-ratio d. fixed-ratio
Compared with the brains of people with average intelligence, the brains of highly intelligent people
A. do not show any systematic structural differences, because intelligence is determined by environmental factors, not biological factors. B. show higher volumes of gray matter and cortical thickness in the prefrontal and temporal lobes. C. show thinner cortical layers. D. are actually smaller in volume, making them operate more efficiently.
Humanistic psychologists believe that __________.
A. humans are basically destructive and must constantly fight negative impulses B. psychologists should study only objective events such as stimuli and behaviors C. people are basically good and will generally strive to achieve their full potential D. early childhood experiences root in our unconscious and affect our adult personality