- A Hydrolases
- B Kinases
- C Isomerases
- D Ligases
Correct answer: B. Kinases
Explanation: Kinases are a class of transferases that transfer phosphate groups from ATP to a substrate. Example: hexokinase phosphorylates glucose in glycolysis.
Concept context
Carbohydrates, proteins, lipids, nucleic acids, and enzyme kinetics. Essential foundation for understanding metabolism.