Practice Quiz (continued)

            Answer to Question #1:

1. Carrier-Binding : the binding of enzymes to water-insoluble carriers
2. Cross-Linking : intermolecular cross-linking of enzymes by bi-functional or multi-functional reagents.
3. Entrapping : incorporating enzymes into the lattices of a semi-permeable gel or enclosing the enzymes in a semi-permeable polymer membrane

Question #2:

Give two reasons why immobilized enzymes are so widely used in the food and pharmaceutical industries.

Answer