Which of the following causes cognitive dysfunction in people with Down syndrome?
A. The degeneration of brain cells in the medulla oblongata
B. The absence of an X chromosome
C. The expansion of the cerebellum
D. The shrinkage of the prefrontal cortex and the hippocampal area
Answer: D
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Suppose that a male friend of yours tells you, "Well, no wonder I can't really understand what my girlfriend is trying to tell me. After all, men and women kind of come from different planets!" Your best reply would be
a. "You are correct; the gender differences in communication are large.". b. "You are correct; the gender differences aren't enormous, but these differences have been observed in almost every component of communication.". c. "You are not correct; there are some gender differences, but these differences typically depend on specific details of the situation.". d. "You are not correct, because the research shows that men and women are virtually identical in the way they communicate.".
In order to track and reach a goal, children begin to display their own attentional strategies during the ________ years
a. early infancy c. early preschool b. late infancy d. late preschool
Which one of the following ranges of item p values yield distribution of test scores with the most variation?
a. 0 to .3 b. .4 to .6 c. .7 to 1 d. 1 to 3
Psychological or behavioral differences between males and females are called
A. gender stereotypes. B. gender constancy. C. sex differences. D. gender differences.