6. Which one of the following statements about Pentosc Phosphate Pathway (PPP) is false?  1. The enzyne transaidolase is used twice and the enzyme transketolase is usedonce in PPP. 2. The enzyme phosphopentose isomerase is characterized by it converts analdose to a ketose.  3. Two-carbon shift reactions is catalyzed by transketolase. 4. NADPH and xylulose-S-phosphate are products in the oxidative reaction. 5. Glucose-6-phosphate will be channeled into the PPP if NADPH is needed.
(A) 1, 2, and 3 are false.
(B) 1, 4, and 5 are false.
(C) 1 and 2 are false.
(D) 2, 3, and 4 are false.
(E) None is false.