Question

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

• A. $Be$
• B. $Mg$
• C. $Ca$
• D. $Sr$

Answer 1

The correct option is B $Mg$

All enzymes that utilize ATP in phosphate transfer require magnesium ($Mg$) as the co-factor.