A key event in setting off puberty occurs when
A) there is a surge in levels of human growth hormone.
B) the adrenal gland produces higher levels of stress hormone.
C) the hypothalamus becomes less sensitive to sex hormones and signals the gonads to produce higher levels of them.
D) the growth curve becomes steepest.
Answer: C
You might also like to view...
Evolutionary psychologists suggest that mate selection and what people find attractive in
the opposite sex vary with gender because a. males and females differ in their investments in reproduction and childrearing. b. of gender differences in perception. c. one gender matures earlier than the other. d. it is better adapted to mating than the other. e. of the different life spans of the genders.
Mary's physician is trying to test her visual perception. She shows six-month old Mary a picture of a boat until Mary no longer pays any attention to it
Then she shows Mary a picture of a house and immediately Mary begins to stare at the picture in entranced curiosity. Mary's physician was using the _______________ to test her visual perception. a. habituation technique b. longitudinal technique c. attention-span technique d. novelty technique