Which of the following are probably vestigial structures, which have no apparent function but may have had some function in our ancestors?
a. milk teeth c. molars
b. wisdom teeth d. secondary teeth
B
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Dr. Noyd conducts an experiment to determine whether talking to a psychiatrist makes depressed people less depressed. He randomly divides participants who scored highly on a depressive inventory into two groups.Group A discusses their problems with a psychiatrist while Group B does nothing.He finds that Group A shows significantly more improvement in their depression than does Group B. In Dr
Noyd's experiment, the experimental group refers to the ____.? a. ?differences observed whether or not therapy was received b. ?individuals who discuss their problems c. ?scores on the depressive inventory d. ?random assignment
The intermodal matching theory of neonatal imitation is that the baby matches what is
a. heard with what is seen. b. tasted with what is smelled. c. smelled with what is felt on its skin. d. seen with its own muscular sensations.
The way we think about our social position and others in our collective world is:
A) self-esteem. B) social cognition. C) self-representation. D) self-image.
Which of the following statements is true of the production of androgen and estrogen?
In nonhumans, the production of androgens decreases the male sex drive, whereas the production of estrogens increases the female sex drive. Androgen is produced from birth, whereas estrogen is produced after menopause. Androgen is produced by testes, and estrogen is produced by ovaries. The production of androgen follows a cyclical pattern, whereas the production of estrogen follows a noncyclical pattern.