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Introduction to Biochemistry 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 "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. The process that converts food into chemical energy is called _____.

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Question 2 2. Carbon dioxide is converted to sugar during the _____.

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Question 3 3. During photosynthesis, the process that uses light to split water into oxygen and electrons is called _____.

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Question 4 4. The energy currency used within many biological systems is called _____.

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Question 5 5. Where in the cell does photosynthesis occur?

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Question 6 6. During _____ inhibition of an enzyme, a non-substrate binds the active site of the enzyme.

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Question 7 7. The amount of substrate a protein can bind to is influenced by:

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Question 8 8. Which of the following statements is true about enzymes?

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Question 9 9. What color of visible light does chlorophyll reflect?

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Question 10 10. When chlorophyll absorbs light energy, this causes its electrons to move...

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Question 11 11. Which of the following are used in the dark reactions but produced in the light reactions?

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Question 12 12. Which describes carbon fixation in the dark reactions?

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Question 13 13. When living cells break down molecules of food, energy is

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Question 14 14. The breakdown of organic compounds to produce ATP is known as

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Question 15 15. Which of the following is NOT true of a noncompetitive inhibitor?

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Question 16 16. Which of the following is NOT true of enzyme regulation?

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Question 17 17. Which of the following is NOT true of lactase?

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Question 18 18. The change in overall energy of a reaction is

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Question 19 19. An enzyme will reach its saturation point __________.

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Question 20 20. Pepsin works optimally in your stomach due to its _____.

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Question 21 21. What is the relationship between NADP+ and NADPH in the light reaction?

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Question 22 22. Electrons are excited by energy absorbed by

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Question 23 23. How is oxygen used in cellular respiration?

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Question 24 24. Which of the following steps of the electron transport chain directly drives ADP phosphorylation?

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Question 25 25. Which of the following is a reactant of photosynthesis and a product of cellular respiration?

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Question 26 26. How many of the G3P molecules that exit the Calvin Cycle are used to form glucose?

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Question 27 27. When games and competitions are held at high altitudes, athletes must specially train to postpone their cells from switching to

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Question 28 28. A non-substrate molecule binds to an enzyme but does not bind at the active site. The enzyme is now unable to bind its substrate. What has likely occurred?

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Question 29 29. What is induced fit?

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Question 30 30. An increase in temperature __________.

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Introduction to Biochemistry 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 "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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