Which of the Following Is Correct Concerning the Metabolic Reaction

question 46

Multiple Choice

Which of the following is correct concerning the metabolic reaction shown below?
Pyruvate + CO₂ + ATP SYMBOL 174 \f "Symbol" oxaloacetate + ADP + P_i
(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-5ꞌ-phosphate.
(IV) The enzyme that catalyzes this reaction is located in the endoplasmic reticulum of the cell .

• A)I,II
• B)I only
• C)II only
• D)II,III
• E)II,III,IV

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