Enterokinase converts

Digestion of starch starts from the mouth, whereas $A$ is the site of digestion mainly for $B$. Choose the correct combination of options to complete the given statement.

Which one of the following is the correct matching of the site of action on the given substrate,the enzyme acting upon it,and the end product?

The initial step in the digestion of milk in humans is carried out by

The epithelial cells involved in the absorption of food in the intestine have . . . . . . on their surface.

Which enzymes are responsible for converting the end products of partially hydrolysed food into simple absorbable forms?