Chapter 21, Problem 21.22EP

To which of the six major classes of enzymes does the enzyme that catalyzes each of the following reactions belong?

1. a. An L isomer is converted to a D isomer.
2. a. A phosphate group is transferred from one substrate to another.
3. b. An amide linkage is hydrolyzed.
4. c. Hydrolysis of a carbohydrate to monosaccharides occurs.