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JTaylor02 JTaylor02
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6 years ago
Parkinson's disease is caused by degeneration of a pathway of neurons that releases which neurotransmitter?
 
  a. acetylcholine
  b. substance P
 c. serotonin
 d. dopamine
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ch102ch102
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6 years ago
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JTaylor02 Author
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6 years ago
You make an excellent tutor!
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Yesterday
Thank you, thank you, thank you!
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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