This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Biochemistry
[{'content': 'Gluconeogenesis is inhibited by? \nSelect and explain. \nA. Glucagon, B. Insulin, C. Cholecystokinin, D. 5 alpha hydroxylase synthases', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Gluconeogenesis-Synthesis of glucose from non-carbohydrate precursors. Gluconeogenesis occurs in fasting & starvation and occurs mainly in the liver. Fasting is lack of food for 12-18 hours Starvation is lack of food for 1-3 days or longer Ingluconeogenesis enzymesused are: Pyruvate carboxylase PEPCK (Phosphoenolpyruvate carboxykinase) Fructose 1,6 bisphosphatase Glucose 6-phosphatase All enzymes are activated by Glucagon. And are inhibited by Insulin', 'role': 'assistant'}]