What two free-floating molecules are absolutely needed to power
muscle contraction? (Hint: calcium ions is not...
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What two free-floating molecules are absolutely needed to powermuscle contraction? (Hint: calcium ions is not the answer)
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ADP Adenosine diphosphate and Pi inorganic phosphate group are the free floating molecules required for muscle contraction The skeletal muscle fibers are made up of two types of myofilaments namelythick and thin filament Thick filament is made up of the protein myosin and the thin filament is made up of the protein actin Each
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