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Home Q & A Board Science-Related Homework Help Psychology
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marck_maleo marck_maleo
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6 years ago
Individuals who abuse opiates such as heroin or morphine are artificially increasing their levels of
A) serotonin.
B) endorphins.
C) acetylcholine.
D) estrogen.
E) norepinephrine.
Textbook 
Psychology: AP Edition

Psychology: AP Edition


Edition: 1st
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MunDyMunDy
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6 years ago
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marck_maleo Author
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6 years ago
Thanks
byehoe
wrote...

Yesterday
Thanks for your help!!
annabananerz
wrote...

2 hours ago
Good timing, thanks!
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