MCQ
The set of ions necessary for muscle contraction is
- ✓$\mathrm{Ca}^{2+}$ and $\mathrm{Mg}^{2+}$
- B$\mathrm{Na}^{+}$and $\mathrm{Mg}^{2+}$
- C$\mathrm{Na}^{+}$and $\mathrm{K}^{+}$
- D$\mathrm{Na}^{+}$and $\mathrm{Ca}^{2+}$
Myosin $+$ Actin $\underset{\mathrm{Ca}^{2}+}{\stackrel{\text { ATP }}{\longrightarrow}}$ Actomyosin
ATP $+\mathrm{H}_{2} \mathrm{O} \frac{\text { Myosin ATP are }}{\mathrm{Ca}^{2+} / \mathrm{Mg}^{2+}}{ }^{2+} \mathrm{ADP}+\mathrm{P}_{\mathrm{i}}+$ energy
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