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killian killian
wrote...
Silver Member
Posts: 6024
9 years ago
Researchers suspect that the impulsive aggressive behaviors typical of some personality
      disorders may be related to deficiencies in ______.
      a.   epinephrine                     c.   serotonin
      b.   acetylcholine                     d.   dopamine
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Smiling Face with Open Mouth
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Answer accepted by topic starter
f_zah1f_zah1
wrote...
Top Poster
Posts: 10774
9 years ago
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