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purpleberry purpleberry
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Posts: 1596
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7 years ago
Abnormal levels of which neurotransmitter may be involved in producing the symptoms of ADD?
A) acetylcholine
B) dopamine
C) serotonin
D) GABA
Textbook 
Biology: Science for Life with Physiology

Biology: Science for Life with Physiology


Edition: 5th
Authors:
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KhoshabaKhoshaba
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7 years ago
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purpleberry Author
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6 years ago
Thank you
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