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Introduction to Organic Chemistry: Homework Help 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 is the functional group that is formed when glycerol reacts with carboxylic acids to form triglycerides?

Question 2 2. What type of reaction causes the formation of sugar molecules larger than monosaccharides?

Question 3 3. Which set of functional groups is always found in sugars?

Question 4 4. Which of the following is a function performed by proteins?

Question 5 5. Proteins are biological molecules made of _____.

Page 2

Question 6 6. What is the shorthand for a carbon-containing substance in organic chemistry?

Question 7 7. The _____ has an oxygen atom single-bonded to hydrogen and single-bonded to a carbon-containing group.

Question 8 8.

A single sugar is called a 'monosaccharide.'

'_____saccharide' refers to a three sugar polymer.

Question 9 9. How is the tertiary structure of protein different from that of a quaternary structure?

Question 10 10. Proteins in our skin, hair, and nails are called what?

Page 3

Question 11 11. All of the following statements are true about lipids, EXCEPT that _____.

Question 12 12. _____ hold fats together in biological systems and bond fatty acids to glycerol.

Question 13 13. Which amino acid has no side chain?

Question 14 14. All of the following statements are true, EXCEPT _____.

Question 15 15. What atoms are connected by a peptide bond?

Page 4

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

Question 17 17. Identify the secondary structure that is NOT held together by hydrogen bonds.

Question 18 18. How many natural amino acids are there?

Question 19 19. Which of the following reactions forms peptide bonds?

Question 20 20. The breakdown of protein secondary, tertiary, and quaternary structure is called _____.

Page 5

Question 21 21. Which amino acid is involved in formation of disulfide bonds?

Question 22 22. Which of the following roles do lipids NOT play in our bodies?

Question 23 23. Which category of amino acids cannot participate in hydrogen bonding with its side chain?

Question 24 24. A long chain molecule formed by many smaller units is called a

Question 25 25. Lactose is composed of a glucose molecule and a galactose molecule, therefore, lactose is classified as a _____.

Page 6

Question 26 26. A peptide bond is the linkage between:

Question 27 27. Which of the following functional groups contains nitrogen?

Question 28 28. What holds high density polyethylene together?

Question 29 29. What does N-terminus refer to?

Question 30 30. What are the monomer units in protein polymers?

Introduction to Organic Chemistry: Homework Help 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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