Topic: Valence, oxidation states and chemical reactivity· Classification of Elements and Periodicity in Properties

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

1. Be

2. Mg

3. Ca

4. Sr

Doubtly Asked 30 Oct 2026 NEET UG 2019 neet Save WhatsApp Report

1 answer

Best answer

Answer: 2. Mg

ATP-utilising enzymes (phosphate transfer) need \(\mathrm{Mg^{2+}}\) as cofactor; Mg binds the phosphate groups of ATP. Ca is mainly involved in muscle contraction, nerve signals and bones. Be is toxic. Answer: option (2), Mg.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

Was this answer helpful?

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

1 answer

Your answer