Question

Which of the following statements is false?

(a) Ca²⁺ ions are not important in maintaining the regular beating of the heart.

(b) Mg²⁺ ions are important in the green parts of the plants.

(c) Mg²⁺ ions form a complex with ATP.

(d) Ca²⁺ ions are important in blood clotting.

Answer 1

The correct option is: (a) Ca²⁺ ions are not important in maintaining the regular beating of the heart.

Explanation:

Ca²⁺ ions are required to trigger the contraction of muscles and to maintain the regular beating of the heart.