This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Inborn Errors of Metabolism, Subject name: Pediatrics
[{'content': 'A child with low blood glucose is not able to do glycogenolysis or gluconeogenesis. Which of the following enzyme is missing in the child? \nSelect and explain. \nA. Fructokinase, B. Glucokinase, C. Glucose 6-phosphatase, D. Transketolase', 'role': 'user'}, {'content': "Answer: C \nExplanation: c. Glucose 6 phosphatase(Ref: Nelson's 20/e p 715, Ghai 8/e p 655)Glycogenolysis or gluconeogenesis is mediated by glucose 6 phosphatase which is absent in Von Gierke disease.", 'role': 'assistant'}]