This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of carbohydrate, Subject name: Biochemistry
[{'content': 'Deficiency of the following enzyme causes hereditary fructose intolerance? \nSelect and explain. \nA. Aldolase A, B. Aldolase B, C. Fructokinase, D. Glycerol kinase', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The absence of aldolase B, which cleaves fructose-1-phosphate, leads to hereditary fructose intolerance, which is characterized by profound hypoglycemia and vomiting after consumption of fructoseA lack of hepatic fructokinase causes essential fructosuria, which is a benign and asymptomatic condition.Harper 30th edition PG: 205', 'role': 'assistant'}]