Which of the following is correct concerning the metabolic reaction shown below?

Question

Which of the following is correct concerning the metabolic reaction shown below?

pyruvate + CO2 + ATP ? oxaloacetate + ADP + Pi

I. This metabolic reaction is catalyzed by pyruvate carboxykinase.

II. The enzyme that catalyzes this reaction is activated by high concentrations of acetyl-CoA .

III. The enzyme that catalyzes this reaction is covalently bonded to the coenzyme pyridoxal-5?-phosphate.

IV. The enzyme that catalyzes this reaction is located in the endoplasmic reticulum of the cell.

I and II

I

IV

II, IV

III

II

II and III

I and II

I

IV

II, IV

III

II

II and III

Explanation / Answer

true answer is

I and II

I and II

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