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Author Question: A deepening of the voice in boys usually occurs a. before the start of the growth spurt. b. at ... (Read 84 times)

danielfitts88

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on: Jun 22, 2018
A deepening of the voice in boys usually occurs
 
  a. before the start of the growth spurt.
  b. at about the midpoint of the growth spurt.
  c. at age 19.
  d. at the same time in all boys.

Question 2

There is no secular trend for earlier puberty
 
  a. for boys in developed nations.
  b. in the last century (since 1900) for boys or girls in developed nations.
  c. in the last half century for boys or girls in developed nations.
  d. among girls in developing nations.


gstein359

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: b. at about the midpoint of the growth spurt.

Answer to Question 2

Answer: c. in the last half century for boys or girls in developed nations.


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