The sBlock Elements - Result Question 27
####29. Which of the following statements is false ?
[2016]
(a) $Mg^{2+}$ ions form a complex with ATP
(b) $Ca^{2+}$ ions are important in blood clotting
(c) $Ca^{2+}$ ions are not important in maintaining the regular beating of the heart.
(d) $Mg^{2+}$ ions are important in the green parts of plants.
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Solution:
- (c) Calcium regulates muscle contraction, including beating of heart muscle, so that it can contract and pump out blood to all our body.
