Name: ______Date: ______Block: ______

Enzymes Exit Ticket

  1. What is the primary function of enzymes in an organism?
  2. They keep the pH of the body within acceptable levels.
  3. They make essential biochemical reactions possible or speed them up.
  4. They enable the body to use energy to produce food.
  5. They provide cells with the energy they need to carry out life’s functions.
  6. What is the name of the region where reactants bind to an enzyme during a biochemical reaction?

  1. Catalyst
  2. Product
  3. Substrate
  4. Active Site

  1. How do enzymes speed up biochemical reactions?
  2. They provide energy to the reactants.
  3. They absorb energy from the products.
  4. They lower the activation energy of the reaction.
  5. They increase the number of available reactant particles
  6. Which best describes the role of enzymes in a chemical reaction?
  7. absorb excess energy
  8. release unused energy
  9. increase the reaction rate
  10. regulate product reactivity
  11. Which best describes how enzymes function in the body?
  12. Enzymes are converted into products by the reactions they catalyze
  13. Enzymes lower the activation energy of reactions
  14. One enzyme can catalyze many different reactions.
  15. An enzyme is used once and then destroyed by the cell.

Name: ______Date: ______Block: ______

Enzymes Exit Ticket

  1. What is the primary function of enzymes in an organism?
  2. They keep the pH of the body within acceptable levels.
  3. They make essential biochemical reactions possible or speed them up.
  4. They enable the body to use energy to produce food.
  5. They provide cells with the energy they need to carry out life’s functions.
  6. What is the name of the region where reactants bind to an enzyme during a biochemical reaction?

  1. Catalyst
  2. Product
  3. Substrate
  4. Active Site

  1. How do enzymes speed up biochemical reactions?
  2. They provide energy to the reactants.
  3. They absorb energy from the products.
  4. They lower the activation energy of the reaction.
  5. They increase the number of available reactant particles
  6. Which best describes the role of enzymes in a chemical reaction?
  7. absorb excess energy
  8. release unused energy
  9. increase the reaction rate
  10. regulate product reactivity
  11. Which best describes how enzymes function in the body?
  12. Enzymes are converted into products by the reactions they catalyze
  13. Enzymes lower the activation energy of reactions
  14. One enzyme can catalyze many different reactions.
  15. An enzyme is used once and then destroyed by the cell.