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Home Q & A Board Science-Related Homework Help Psychology
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colleen colleen
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9 years ago
Drugs such as morphine and heroin are classified as
a. opioid molecules.
b. narcotic antagonists.
c. endogenous opioids.
d. opiate drugs.
e. enkephalins.
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Sunshine ☀ ☼
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ThePsychicThePsychic
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9 years ago
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