Regarding genetic dimension of sex, which of the following statements is TRUE?
a. XX chromosomes initiate development of a male, and an XY pair produces a female.
b. Genetic sex is determined at the instant of conception.
c. Genetic sex switches three or four times prior to birth.
d. In Kleinfelter's syndrome, a girl is born with only one X chromosome and no Y chromosome.
ANSWER: b
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All but which of the following describes the practice of psychotherapy?
a. based on verbal interactions b. used to resolve emotional problems c. used to resolve behavioral problems d. involves the use of psychiatric drugs when needed e. comprises many different types
The main goal of sports psychology could best be described as
a. creating world class athletes. b. understanding and improving sports performances. c. the development of a "winning" attitude among athletes. d. prescribing appropriate drugs to enhance winning performances.