In what way does the lens of the eye operate differently than the lens of a camera?
What will be an ideal response?
component (pp. 183–185).
Answer: A good answer will include the following key points.
• A camera lens moves closer or farther from an object to focus.
• The lens in the eye changes its shape and curvature to focus.
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As Molly is walking across campus, a car swerves toward her. Her heart races and sweat breaks out as she jumps out of harm's way. This mobilization of energy is due to the action of Molly's __________.
A. somatic nervous system B. skeletal nervous system C. parasympathetic nervous system D. sympathetic nervous system
What in cigarette smoke apparently leads to lung cancer?
a. the hydrocarbons c. the nicotine b. the carbon monoxide d. all of these
To study the impact of biological aging on motor skills, researchers focus on
A) sedentary adults. B) women in their childbearing years. C) competitive athletes. D) men in their mid- to late thirties.
Which of the following theorists believes that extensive gender differences are caused by adaptive problems across human evolutionary history?
A. Alice Eagly B. Janet Shibley Hyde C. Carol Gilligan D. David Buss