The compound that regulates both glycolysis and gluconeogenesis is:: (A) Fructose-1,6-bisphosphate, (B) Fructose-2,6-bisphosphate, (C) Citrate, (D) Glucose-6-phosphate
Answer is B. Fructose 2,6 bisphosphate Potent activator of PFK-1 inhibitor of gluconeogenic enzyme fructose 1,6 bisphosphatase. This helps in reciprocal regulation of glycolysis and gluconeogenesis.