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lisa_lordes lisa_lordes
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7 years ago
Which substance is released by motor neurons to stimulate a contraction?
A) dopamine
B) acetylcholine
C) myosin
D) calcium
Textbook 
Biology of Humans: Concepts, Applications, and Issues

Biology of Humans: Concepts, Applications, and Issues


Edition: 5th
Authors:
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R.FrantR.Frant
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7 years ago
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lisa_lordes Author
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7 years ago
Correct Slight Smile TY
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Smart ... Thanks!
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this is exactly what I needed
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