<prompt> Which dissacharies are not broken down in git -LactuloseMaltoseSucroseLactose  <response>: Ans. is a i.e., Lactuloseo Maltose is hydrolysed by maltase into two molecules of glucose.o Sucrose is hydrolysed into fructose and glucose by sucrase an enzyme present in brush border of intestinal epithelium. Lactase is hydrolysed into galactose and glucose by lactase b-glucosidase. Trehalase hydrolyzes trehelose a 1:1 a- linked dimer of glucose into two glucose molecules. 