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Author Question: At birth, the human brain is approximately what percent of its adult size? a. 50 percent b. 75 ... (Read 158 times)

Mimi

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At birth, the human brain is approximately what percent of its adult size?
 
  a. 50 percent
  b. 75 percent
  c. 15 percent
  d. 100 percent
  e. 25 percent

Question 2

Why are polychlorinated biphenyls toxic to humans? All of the following are consequences except:
 
  a. They weaken the immune system.
 b. They cause liver damage.
 c. They cause brain damage to children exposed in the womb.
  d. They cause skin cancer.



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jxjsniuniu

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Answer to Question 1

e

Answer to Question 2

d




Mimi

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Reply 2 on: Aug 11, 2018
Gracias!


samiel-sayed

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Reply 3 on: Yesterday
Excellent

 

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