Question

The essential element that activates enzymes rubisco and Pepco, also

• A. Needed in the activity of pyruvic acid decarboxylase
• B. Helps in carbohydrate translocation
• C. Essential for water splitting reactions
• D. Forms constituents of phytol tail of chlorophyll

Answer 1

Answer: (A)

Needed in the activity of pyruvic acid decarboxylase

Magnesium is required for the activation of enzymes RUBISCO and Phosphoenol pyruvate carboxylase. It is also important for the activity of Pyruvate decarboxylase enzyme.
So, the correct answer is, 'Needed in the activity of pyruvic acid decarboxylase'.