In laboratory experiments, ovariectomized female rats are often rendered receptive by injections of
A) testosterone and estradiol.
B) estradiol and progesterone.
C) progesterone and testosterone.
D) estradiol and estrogen.
E) testosterone and androgen.
Answer: B
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American teens spend twice as much time with _____ as with _____
A) siblings; friends B) friends; parents C) teachers; parents D) parents; friends
A ratio scale ________ equal distances between the points and ________ a true zero
a. has; does not have b. does not have; has c. does not have; does not have d. has; has
A form of learning in which a voluntary response is strengthened or weakened by its association with positive or negative consequences is called
a) behavioral perspective. b) psychodynamic perspective. c) operant conditioning. d) classical conditioning.
Describe the three components in Sternberg's (1986) theory of love. How does each component change over the course of a typical romantic relationship?
What will be an ideal response?