Which statement is INCORRECT?
A. Insulin decreases the gene expression of phosphoenolpyruvate carboxykinase (or PEPCK) in the liver.
B. Lactate can be exported from the liver to the bloodstream and taken up by muscle tissue, where it can be used to make glucose.
C. Glycerol indirectly enters the gluconeogenic pathway in the form of dihydroxyacetone phosphate.
D. Individual transporters exist for glucose-6-phosphate, Pi, and glucose.
E. PEPCK produces CO2 that is derived from oxaloacetate.