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': "In Gaucher's diseases, there is deficiency of \nSelect and explain. \nA. Glucocerebrosidase, B. Glucokinase, C. Sphingomyelinase, D. G-6PD", 'role': 'user'}, {'content': "Answer: A \nExplanation: Glucocerebrosidase\n\nGaucher's disease is due to deficiency of 13-glucosidase (glucocerebrosidase).", 'role': 'assistant'}]