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Organic Molecule Worksheet Answer Questions on Separate Sheet of Paper Part 1 Questions: Color each of the elements on the worksheet according to the color listed next to the element's symbol. Color code the squirrel with the correct proportion of each element's color. Color code the carrot with the same colors as you used on the squirrel. 1. Name the 4 main elements that make up 95% of an organism. 2. Name the 4 types of bonds carbon can form. 3. What are macromolecules? 4. Name the 4 classes of macromolecules. 5. Give 2 examples of nucleic acids. 6. What elements make up carbohydrates & lipids (symbols)? 7. Name 3 elements your body needs trace amounts of for proper functioning. H O H C Part 2 Questions: Color code the glucose molecule on this worksheet (carbon-black, hydrogenyellow, and oxygen-red). H C H O H H C O 8. Use your textbook to help draw the structural formulas for fructose and glucose. 9. Use the diagram of glucose to tell how many carbons, hydrogens, and oxygens are in a single glucose molecule. C O H H O H H C H C O H Part 2 Questions Continued: 10. If all the macromolecules are made mainly of the elements CHO, how are they different? 11. Name 2 ways your body uses carbohydrates. 12. What are the subunits called that make up carbohydrates? 13. What is the ratio of C, H, and O in monosaccharides? 14. Name 3 monosaccharides. 15. Monosaccharides are ___ sugars. 16. What are disaccharides & give an example? 17. Long chains of sugars are ___. Name three. Part 3 Questions: Color code the amino acid on this worksheet (carbonblack, hydrogen-yellow, nitrogen-blue, and oxygen-red). 18. Use your textbook to find and circle the amino group and box the carboxyl groups on the drawing to the right. 19. What subunits make up proteins? 20. Amino acids are linked together to make proteins by removing a molecule of ___ in a process called ___. 21. ___ bonds form when water is removed to hold ___ ___ together. H H N H C O C R group Part 4 Questions: 22. Lipids are nonpolar. What does this mean? 23. Will lipids (oils and fats) dissolve in water? 24. ___ makes up cell membranes. 25. Name a waxy lipid covering plants. 26. Lipids have more ___ and ___ than they do oxygen atoms. 27. If there are all SINGLE bonds between ___ in the fatty acid chain, then it is said to be ___. 28. If there is a DOUBLE bond between ___ in the fatty acid chain, then it is said to be ___. 29. ___ layers of ___ make up the cell membrane. 30. The head of a phospholipid is water ___ and is said to be ___. 31. The 2 tails of a phospholipid is water ___ and is said to be ___. Part 5 Questions: Color and label the parts of a nucleotide - color the sugar (5-sided)-green, phosphate group (round)yellow, and nitrogen base (6-sided)-blue. Nucleotide H Part 5 Questions Continued: 32. Nucleic acids carry ___ information in a molecule called ___ or ___. 33. DNA has the instructions for making a cell's ___. 34. ___ are the subunits making up nucleic acid. 35. The 3 parts of a nucleotide are a ___ ___, a ___ ___ ___, a ___, and one ___ ___. Final Questions: 1. Name the four classes of macromolecules, list the symbols of the elements that make up each and name the monomer(s) that make up each: Macromolecule Monomer Elements 1. 2. 3. 4. 2. What process is used to link amino acids together? 3. Name the bonds found between amino acids in a polypeptide chain. 4. Explain the difference between a monosaccharide, a disaccharide and a polysaccharide. Give an example of each. 5. What two functional groups are found in amino acids? 6. Name the subunit that makes up fats? 7. What is the difference between a saturated and unsaturated fatty acid?