For girls at puberty, (Multiple Choice)

For girls at puberty,
 
  a. the pituitary gland signals the ovaries to significantly increase estrogen production.
  b. androgens stimulate growth of the breasts.
  c. estrogen levels determine the darkness and amount of facial hair.
  d. progesterone begins the process of the climacteric.

Question 2

Among individuals with the same profession who have the same amount of education, IQ scores predict all EXCEPT which of the following?
 
  a. skillful mentoring
 b. job performance
 c. earnings
 d. high-prestige positions

Question 3

At age 20 to 21, men stop growing taller because
 
  a. the production of estrogen keeps the bones from growing any longer.
  b. testosterone causes epiphyseal closure.
  c. the thalamus signals a reduction in the development of calcium.
  d. the hypothalamus triggers a reduction in cortisol production.