What part of the eye hardens as we age thus causing many to suffer from presbyopia?
a. rods
b. cones
c. lens
d. vitreous humor
c
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Oliver is studying motivation in chimpanzees. His roommate doesn't think that Oliver's research will produce much useful information about human motivation because he believes that information from animal studies will not provide meaningful information about human experiences. Oliver's roommate apparently has
a. a humanistic perspective. b. an evolutionary perspective. c. a biological perspective. d. a cognitive perspective.
Which of the following is one of the three significant areas of learning that occurs as a result of team sports?
a. Friendship formation b. The principle of division of labor c. Formation of group identity d. Development of classification skills
To investigate the effects of exercise on mathematical problem-solving ability, a researcher assignsparticipants to one of two groups. One group cycles on an exercise bike for one hour, and the other group performs no exercises. Afterward, both groups work on a set of math problems and their performances are compared. In this experiment, the group that does not exercise is the ____.?
a. ?control group b. ?dependent variable c. ?independent variable d. ?intervening group
One major problem with the use of medication in the treatment of bulimia nervosa is that a. well-controlled studies have not found medication more effective than a placebo. b. the beneficial effects of the medication may be short term
c. side effects make most patients discontinue the medication. d. patients refuse to take their medication.