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Home Q & A Board Science-Related Homework Help Psychology
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JTaylor02 JTaylor02
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6 years ago
Amphetamines:
 
  a. Are natural substances
  b. Increase concentration
  c. Include cocaine
  d. Are not used to treat clinical disorders
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Ca1234Ca1234
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6 years ago
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JTaylor02 Author
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6 years ago
This helped my grade so much Perfect
hmonier
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Yesterday
Helped a lot
courtneyrmcd
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2 hours ago
Thanks
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