Lactose intolerance is due to ?
Ans. is 'c' i.e., Deficiency of Lactase Lactose intoleranceIt occurs due to deficiency of lactase, the most impoant member of b-galactosidase enzymatic class.Lactase hydrolyses lactose into glucose and galactose in the small intestine.Lactose is present in milk.Therefore, deficiency of lactase, (b-galactosidase) results in intolerance to milk and other dairy products.Clinical features are bloating, diarrhea, failure to thrive, abdominal distension and abdominal cramp.
Deficiency of Galactokinase
Deficiency of Uridyl transferase
Deficiency of Lactase
Deficiency of Enteropeptidase