About how much of their sleep time do newborns spend in REM?
A. 10%
B. 25%
C. 50%
D. 80%
Answer: C
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The heritability coefficient is LOW if the correlation for
a. fraternal twins is weak, whereas the correlation for identical twins is strong. b. fraternal twins is equal to the correlation for parent/child. c. fraternal twins is equal to the correlation for identical twins. d. fraternal twins is equal to the correlation for siblings who were born separately.
Kagan describes temperament as having the six dimensions organized into three types that are:
A) undercontrolled, overcontrolled, resilient. B) secure, insecure, resilient. C) negative, positive, resilient. D) inhibited, emotional, persistent.
The term that refers to an erotic attraction to, and preference for developing romantic relationships with, members of the same sex is
A) homosexuality. B) heterosexuality. C) bisexuality. D) transsexuality.
You notice that John, one of your classmates, often pays compliments to your friends only to get them to form a more positive impression of him. When John pays you a compliment,
A) you are likely to recognize it as flattery and not to be affected by it. B) you will probably form an even more negative impression of John. C) you will probably accept his compliments as sincere and start to like him more. D) your friends are not likely to recognize it as a flattery.