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Here鈥檚 how a Muscle Contraction works: 1锔忊儯 Neural signal becomes strong enough to send an action potential 2锔忊儯 Action potential crosses the Neuromuscular junction and causes a release of calcium ions 3锔忊儯 Calcium binds to troponin 4锔忊儯 Troponin moves the tropomyosin to explode the binding sites 5锔忊儯 Myosin binds to actin ...
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