In males, LH signals the testes to produce _____. Both testosterone and _____ are required for the maturation of sperm. In females, LH and FSH control the _____.
Fill in the blank(s) with the appropriate word(s).
testosterone; FSH; menstrual cycle
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Most effects of the amphetamines are produced by mimicking acetylcholine
a. True b. False Indicate whether the statement is true or false
Adolescents are more likely to die than younger children.
Answer the following statement true (T) or false (F)
Some early research indicated that prolonged stress has been ______ cancer
a. shown to decrease vulnerability to b. found to be unrelated to one's vulnerability to c. shown to increase vulnerability to d. shown to cause
Rajesh and Brent live next door to each other and are both new to the junior high school. They usually walk to school together and hang out at lunchtime. Rajesh has been away for two
weeks and Brent feels anxious because he doesn't really have anyone to sit with at lunchtime. We could say that he probably misses the ____________ support that Rajesh and he a. informational b. instrumental c. companionship d. esteem share