This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of lipid, Subject name: Biochemistry
[{'content': 'A defect in the enzyme hexosaminidase causes \nSelect and explain. \nA. Gaucher disease, B. Farber disease, C. Tay-Sachs disease, D. Krabbe disease', 'role': 'user'}, {'content': 'Answer: C \nExplanation: DiseaseEnzyme DeficiencyClinical SymptomsTay-Sachs disease Hexosaminidase AMental retardation, blindness, muscular weaknessRef: Harper&;s Biochemistry; 30th edition; Chapter 24 Metabolism of Acylglycerols & Sphingolipids', 'role': 'assistant'}]