Question

Name the alkaline earth metal required by enzymes which utilize ATP in phosphate transfer.

• A. Be
• B. Sr
• C. Ca
• D. Mg

Answer 1

The correct option is D

Mg

The correct option is D.

Explanation for correct option:

1. Mg (Magnesium) is the alkaline earth metal required by enzymes that utilize ATP (Adenosine triphosphate) in phosphate transfer.
2. It acts as a cofactor which means a non-protein chemical compound that is required by an enzyme to act as a catalyst.

Explanation for Incorrect Options:

Option A:

1. The element Be (Beryllium) has no biological role.

Option B:

1. Sr (Strontium) acts as a plant growth stimulant.

Option C:

1. Ca (Calcium) is involved in cell signaling within the body.

Final answer: The element Mg (Magnesium) is used by the enzymes that use ATP for phosphate transfer.