GRE Biology: Organic Chemistry Review 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 holds high density polyethylene together?

Question 2 2. Which of the following functional groups contains nitrogen?

Question 3 3. What type of reaction causes the formation of sugar molecules larger than monosaccharides?

Question 4 4. What does N-terminus refer to?

Question 5 5. Which of the following is true about organic molecules?

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Question 6 6. Which amino acid is involved in formation of disulfide bonds?

Question 7 7. When a protein makes it easier for a biological reaction to happen, it is acting as _____.

Question 8 8. What atoms are connected by a peptide bond?

Question 9 9. Which of the following reactions forms peptide bonds?

Question 10 10. Which of the following statements correctly describes the behavior of the sickle cell hemoglobin?

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Question 11 11. The breakdown of protein secondary, tertiary, and quaternary structure is called _____.

Question 12 12. Which of the following is a function performed by proteins?

Question 13 13. A two unit molecule is a

Question 14 14. Lawrence wants to eat a food that is high in energy before she starts training for her tennis competition. Which of the following types of food will give her the most energy per pound?

Question 15 15. All of the following statements are true about lipids, EXCEPT that _____.

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Question 16 16. Which of the following makes proline a 'special' amino acid?

Question 17 17. How is the tertiary structure of protein different from that of a quaternary structure?

Question 18 18. Why does soap remove grease from pans when we wash dishes?

Question 19 19. Which amino acid has no side chain?

Question 20 20. All of the following statements are true, EXCEPT _____.

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Question 21 21. Lactose is composed of a glucose molecule and a galactose molecule, therefore, lactose is classified as a _____.

Question 22 22. A long chain molecule formed by many smaller units is called a

Question 23 23. Which set of functional groups is always found in sugars?

Question 24 24. What are the monomer units in protein polymers?

Question 25 25. How many kinds of amino acids can the human body use?

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Question 26 26. Proteins are biological molecules made of _____.

Question 27 27. Which category of amino acids cannot participate in hydrogen bonding with its side chain?

Question 28 28. Choose the structure that represents the order of amino acids in a protein.

Question 29 29. Proteins in our skin, hair, and nails are called what?

Question 30 30. Cellulose & proteins are types of

GRE Biology: Organic Chemistry Review 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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