How Enzymes Work Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. An enzyme will reach its saturation point

Question 2 2. Pepsin works optimally in your stomach due to its

Question 3 3. An increase in temperature

Question 4 4. Which of the following would likely NOT increase a reaction rate of an enzyme in your mouth that was not yet at optimal conditions?

Question 5 5. The following conditions can denature an enzyme

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Question 6 6. A non-substrate molecule binds to an enzyme. Now the enzyme is unable to bind its substrate. What has likely occurred?

Question 7 7. Which of the following is NOT true of a noncompetitive inhibitor?

Question 8 8. Which of the following is NOT true of enzyme regulation?

Question 9 9. Competitive inhibition involves an inhibitor

Question 10 10. An activator could have the following effect on an enzyme:

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Question 11 11. What is induced fit?

Question 12 12. Which of the following is true about enzymes?

Question 13 13. Which of the following is NOT true of lactase?

Question 14 14. The location of substrate binding is called the

Question 15 15. The change in overall energy of a reaction is

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Question 16 16. Many coenzymes are derived from _____.

Question 17 17. What type of bond is often formed between prosthetic groups and proteins?

Question 18 18. Iron binds tightly to the heme group in the protein hemoglobin. What type(s) of helper molecule would this be considered?

Question 19 19. A coenzyme is differentiated from the broader class of cofactors because it is _____.

Question 20 20. Cellular respiration includes a step that converts pyruvate into Acetyl coA. Acetyl coA is also known as Coenzyme A. This implies that Acetyl coA _____.

How Enzymes Work Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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