<prompt> Hexosaminidase A deficiency causes -Tay-sach diseaseNiemann pick diseaseGauchers diseaseKrabbes disease  <response>: Ans. is a i.e., Tay-sach disease DiseaseEnzyme deficiencyLipid accumulatedTay-sach diseaseHexosaminidase AGM2 gangliosideSandoff diseaseHexosaminidase BGM2 gangliosideNiemann-Pick diseaseSphingomyelinaseSphingomvelineFarbers diseaseCeramidaseAcyl-sphingosine ceramideFabrys diseasea-galactosidaseGlobotrisylceramideKrabbes diseaseb-galactosidase GalactosylceramidaseGaiactosylceramideGauchers diseaseb-glucosidase glucocerebrosidaseGlucosylceramideMetachromatic leukodystrophyArylsulfatase A3-Sulfogalactosylceramide 