Exposure of female fetuses to androgens will
A. have no effect.
B. masculinize the internal organs.
C. masculinize the external genitalia.
D. masculinize both the internal organs and external genitalia.
Answer: C
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Cross-cultural studies employing the mirror self-recognition test reveal that self-recognition __________.
A. is simply a product of brain maturation B. only occurs when infants grow up with mirrors in their environment C. may occur earlier in cultures that prize individuality D. may occur later in cultures that punish children for being selfish
With regard to male reproductive functioning, which of the following statements is the most accurate? a. Because older men are less likely to have sex regularly, viable sperm count increases with age
b. There are no changes in quantity or quality of sperm with age except among men with heart problems. c. Men typically experience a decline in the quantity of sperm that they produce as they age. d. Because of prostate shrinkage, men are often unable to have erections at all after age 70.
The first person to de-condition a learned fear was ____.?
a. ?Rayner b. ?Watson c. ?Jones d. ?Lashley e. ?McDougall
A golfer yells "fore" after hitting a golf ball in the direction of Morris. Morris turns in the direction of the yell and is able to avoid the ball. Morris was able to determine the direction of the yell because of:
A. movements of hair cells within the basilar membrane B. movements of fluid within the cochlea C. the sound of the yell hitting both ears at the same time D. the sound of the yell hitting one ear before the other