For measures of cognitive abilities, about ____ of the variance in performance is attributed to genetics and about half of the remaining difference is split between shared and nonshared environment
a. 10% c. 50%
b. 25% d. 75%
C
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"Binding" sensations to perceive an object depends on perceiving which of the following?
a. The object's location b. The object's size c. The object's momentum d. The object's vibration
Which statement best characterizes the relationship between stress and illness? a. Stress increases the number of lymphocytes in the bloodstream, which diminishes the body's ability to fight offdisease
b. Stress increases levels of adrenaline and other hormones that suppress immune cell activity and increasesusceptibility to illness. c. Stress increases the negative attributions that people make, and negative attributions can become self-fulfillingprophecies. d. Under high levels of stress, people tend to sleep too much, which weakens the immune system and makesillness more likely.
As a typical adolescent growing up in the United States, Maxwell (a male) would most likely achieve his peak RATE of growth for height around _____ years of age
a. 10.5 b. 12 c. 13.5 d. 15
The rods and cones in the eye respond to light with chemical changes that create neural impulses that are picked up by the unipolar cells
Indicate whether the statement is true or false