Biology, 16.07.2019 04:50 SophieStar15

"drugs produce a biological or psychological dependence in the user so that withdrawal from them leads to a craving for the drug that, in some cases, may be nearly irresistible."

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Biology, 22.06.2019 10:40, ari313

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"drugs produce a biological or psychological dependence in the user so that withdrawal from them lea...