Dr. Cho wants to know if differences in the growth rate of fish are based on genetics or the environment. He buys two fish. Fish 1 is fed every day, while fish 2 is fed every other day. At the end of a month, fish 1 is nearly 15 percent larger than fish 2
A) Environmental changes can account for all the differences in growth rate.
B) Genetic influences must account for a majority of the differences in growth rate.
C) Environmental conditions were more favorable for fish 2.
D) Differences in growth rate cannot be determined by this simple experiment.
Answer: A
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What was Sigmund Freud's original conclusion concerning reports of child sexual abuse by patients with conversion disorders?
a. The trauma causes conversion. b. The conversion precedes child abuse. c. Memories of sexual abuse are fantasies. d. Mental illness causes errors in memory.
A clearly defined group used to compare an individual child's test score against is called a:
a. reference group b. comparative group c. standard group d. norm group
The major drawback in using barbiturates to treat high blood pressure and insomnia is the
a. rapid development of physiological and psychological dependence. b. masking of more severe digestive system disorders. c. increase in anxiety and tension. d. permanent loss of contact with reality.
Is motor development more or less restricted in traditional cultures/developing countries compared to OECD countries? Why? How does this difference impact growth of motor skills?
What will be an ideal response?