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Author Question: In the 1980's a new form of cocaine which comes in a rock crystal form was introduced and called ... (Read 494 times)

ghost!

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on: Jun 22, 2018
In the 1980's a new form of cocaine which comes in a rock crystal form was introduced and called
 
  a) amphetamine.
  b) methamphetamine.
  c) crack.
  d) freebase.

Question 2

Double-blind studies are designed to reduce
 
  a) eye strain.
  b) side effects.
  c) animal research.
  d) expectation effects.


popopong

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

c

Answer to Question 2

d


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ghost!

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Reply #2 on: Jun 22, 2018
Thank you


popopong

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Reply #3 on: Jun 22, 2018
No problem :)


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