Abnormal levels of __________ may lead to Alzheimer’s disease. A. endorphins B. serotonin C. GABA (gamma-aminobutyric acid) D. acetylcholine

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Abnormal levels of acetylcholine may lead to Alzheimer s disease.

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Asked 7/1/2016 10:24:37 AM

Updated 7/1/2016 11:19:34 AM

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Confirmed by jeifunk [7/1/2016 11:19:34 AM]

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