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
Deficiency of the following enzyme causes hereditary fructose intolerance? 
Select and explain. 
A. Aldolase A, B. Aldolase B, C. Fructokinase, D. Glycerol kinase
B: Aldolase B
Answer: B: Aldolase B 
Explanation: 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