Which one of the following statements is correct? (A) All enzymes that utilise ATP in phosphate transfer require Ca as the cofactor. (B) The bone in human body is an inert and unchanging substance. (C

Question

Which one of the following statements is correct?

(A) All enzymes that utilise ATP in phosphate transfer require Ca as the cofactor.
(B) The bone in human body is an inert and unchanging substance.
(C) Mg plays roles in neuromuscular function and interneuronal transmission.
(D) The daily requirement of Mg and Ca in the human body is estimated to be 0.2 - 0.3 g.

Prashant Kotian · Accepted Answer

Correct answer: D. The daily requirement in the human body has been estimated to be 200-300 mg (NCERT : s-block) Biological importance of magnesium and calcium.

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