In skeletal muscle contraction, the neurotransmitter ____ is released at the axon terminal of the neuromuscular
junction to trigger an action potential in the muscle cell.
a. troponin
b. Ca2+
c. tropomyosin
d. ATP
e. acetylcholine
ANSWER: c
Biology & Microbiology
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Fill in the blank(s) with correct word
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What will be an ideal response?
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