90. Which of the following statements about pentose phosphate pathway is FALSE? (A) The major pathway is to produce five-carbon sugars. (B) The major products are two molecules of NADPH and one molecule of ribulose-5- phosphate. (C) Oxidation of glucose 6-phosphate to 6-phosphoglucono-δ-lactone is the first reaction. (D) It provides ribose-5-phosphate for nucleotide biosynthesis. (E) It occurs exclusively in the mitochondria.