This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': "Gaucher's disease is due to deficiency of enzyme : \nSelect and explain. \nA. Sphingomyelinase, B. 13-Clucosidase, C. Hexosaminidase-A, D. P-Galactosidase", 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. 13-glucosidase', 'role': 'assistant'}]