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Biochemistry Study Guide 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!

Page 1

Question 1 1. What follows glycolysis in cellular respiration?

Question 2 2. Cellular respiration includes a step that converts pyruvate into Acetyl coA. Acetyl coA is also known as Coenzyme A. This implies that Acetyl coA _____.

Question 3 3. Of the following statements about fermentation, which one is TRUE?

Question 4 4. What is induced fit?

Question 5 5. What is the final product from the intermediate step between glycolysis and the citric acid cycle?

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Question 6 6. The change in overall energy of a reaction is

Question 7 7. How many net ATP molecules are gained from glycolysis?

Question 8 8. Which of the following represents the oxidized form of flavin adenine dinucleotide during cellular respiration?

Question 9 9.

Which of the following statements about NAD are FALSE?

I. It is the major energy currency used in all cellular processes.

II. It can be used to temporarily store energy harvested during cellular respiration.

III. It can be used to make ADP.

Question 10 10. Which of the following is NOT true of a noncompetitive inhibitor?

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Question 11 11. When amino acids combine to form a protein molecule, which biochemical reaction took place?

Question 12 12. Which of the following is NOT true of lactase?

Question 13 13. A non-substrate molecule binds to an enzyme. Now the enzyme is unable to bind its substrate. What has likely occurred?

Question 14 14. If reactants can interact to form products, but the products can also react to form the reactants, which biochemical reaction took place?

Question 15 15. The breakdown of organic compounds to produce ATP is known as

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Question 16 16. What type of bond is often formed between prosthetic groups and proteins?

Question 17 17. Which of the following correctly represents the electron carriers that are reduced during the citric acid (Krebs) cycle?

Question 18 18. Which of the following stages/processes releases carbon dioxide?

Question 19 19. In order to produce the most ATP, an organism needs to perform

Question 20 20. Which of the following describes a Decomposition Reaction?

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Question 21 21. Iron binds tightly to the heme group in the protein hemoglobin. What type(s) of helper molecule would this be considered?

Question 22 22. How many molecules of ATP are produced from one molecule of glucose during glycolysis?

Question 23 23. Why must pyruvate be reduced during fermentation?

Question 24 24. How many molecules of ATP does anaerobic respiration provide?

Question 25 25. What is the electron carrier in glycolysis that becomes reduced?

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Question 26 26. In order to perform glycolysis, which of the following needs to happen?

Question 27 27. When glycogen molecules break down to release glucose units, which biochemical reaction took place?

Question 28 28. Which of the following produces the MOST ATP?

Question 29 29. Where does the Krebs cycle occur?

Question 30 30. Which of the following is NOT true of enzyme regulation?

Biochemistry Study Guide 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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