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Overview of Aldol & Aldolase 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. Which of the following is FALSE with respect to the aldolase blood test?

Question 2 2.

Elevations in aldolase might indicate which of the following?

I. Muscle damage/disease

II. Liver damage/disease

III. Cancer

Question 3 3. Which of the following medications might falsely INCREASE the levels of aldolase in a person's blood?

Question 4 4. What is aldolase?

Question 5 5. Which of the following is the normal reference range for aldolase?

Page 2

Question 6 6.

Complete the general form of the aldol reaction below by selecting the missing reactant that corresponds to the blank:

Enolate + _____ = Aldol product

Question 7 7. In the final mechanistic step of the aldol addition, the oxygen atom that contains a negative charge becomes protonated by gaining a hydrogen atom, forming an alcohol group and the final aldol product. What molecular entity supplies the hydrogen atom needed to form the alcohol group?

Question 8 8. Which of the following terms best describes the scenario below in which the negative charge on butanone can be placed on either the carbon or the oxygen atom?

Question 9 9. The first step of the aldol addition is the formation of an enolate from the corresponding aldehyde or ketone. What important reagent must we utilize to facilitate a chemical reaction that forms an enolate?

Question 10 10. In general, the aldol addition reaction involves coupling to organic compounds together through a new _____ bond to produce a larger, more complex organic compound.

Page 3

Question 11 11. What step of glycolysis does aldolase act in?

Question 12 12. What does aldolase do?

Question 13 13. What amino acid residue does the fructose bind to?

Question 14 14. How is the dihydroxyacetone phosphate released from the enzyme?

Question 15 15. What amino acids are present in the active site of aldolase?

Overview of Aldol & Aldolase 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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