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Author Question: About what percent of adolescents in the United States try an illegal drug (not including alcohol) ... (Read 200 times)

s.tung

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on: Jun 22, 2018
About what percent of adolescents in the United States try an illegal drug (not including alcohol) by their senior year in high school?
 
  a. 75
  b. 50
  c. 25
  d. 10

Question 2

There are approximately functional genes in human chromosomes.
 
  a. 12,000
  b. 47,000 c. 23,000 d. 95,000


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bhavsar

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

b

Answer to Question 2

c


s.tung

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Reply 2 on: Jun 22, 2018
Gracias!

patma1981

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Reply 3 on: Yesterday
Excellent

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