Enzyme Classes

Which class of enzyme would catalyze a reaction where the chemical formula does not change?

• Oxidoreductase
• Transferase
• Isomerase
• Ligase

Which type of enzyme breaks bonds without the use of water?

• Hydrolase
• Ligase
• Transferase
• Lyase

Kinases and aminases are examples of which class of enzyme?

• Isomerase
• Transferase
• Oxidoreductase
• Lyase

Which type of enzyme catalyses a reaction with 2 substrates converting to 1 product?

• Ligase
• Isomerase
• Hydrolase
• Transferase

Digestive enzymes are all examples of which class of enzyme?

• Transferase
• Oxidoreductase
• Hydrolase
• Isomerase

The function of a hydrolase enzyme is the most similar to which other class of enzyme?

• Lyase
• Isomerase
• Transferase
• Oxidoreductase

The presence of an electron acceptor such as NAD+ indicates which type of enzyme?

• Lyase
• Oxidoreductase
• Hydrolase
• Transferase

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Which class of enzyme would catalyze a reaction with only one substrate and one product?

• Ligase
• Transferase
• Hydrolase
• Isomerase

Which of the following is a clue to look for in reactions catalyzed by lyase enzymes?

• New double bonds or rings
• Water as a reactant
• Functional groups appearing
• ATP as a reactant

What is a clue to look for to know a reaction is catalyzed by an oxidoreductase enzyme?

• Loss of a functional group
• Loss of a hydrogen
• Loss of water
• Loss of a substrate