Q59 / 180 · NEET 2019 (All India) · Chemistry

Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is

A
$B e$
Correct answer
B
$M g$
C
$C a$
D
$S r$

Solution

Magnesium is an essential element in biological systems. Over 300 enzymes require the presence of magnesium ions for their catalytic action, including all enzymes utilizing and synthesizing ATP.

Hence, the correct answer is option: 'B'.

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