153 C H A P T E R 8 R E V I E W A N D A S S E S S 12. Explain what happens when blood glucose levels are either too high or too low. 13. How can sugar in the diet result in weight gain? Critical Thinking 14. Draw conclusions about why the human body is unable to convert the sun’s energy into carbohydrates. 15. List and analyze all the sugars found in the ingredients list of your favorite ready-to-eat breakfast cereal. 16. Why are members of a taste-test panel likely to agree that sucrose is less sweet than fructose? 17. Although your friend carefully followed a recipe when making fudge, the fudge is too gooey to pick up. What are two possible reasons for this problem? 18. Which is more likely to cause dental caries: chewing sugared gum for 10 minutes every day or drinking a regular soft drink with each meal and snack? Explain your answer. Core Skills 19. Writing. Write an article for your school newspaper on sugar and health. Be sure to cite trustworthy sources as evidence of your reasoning. 20. Research. Identify hidden sources of sugar in the diet. Create a chart identifying common sources and the total sugar content in grams. (One example is ketchup, which has 4 g per tablespoon.) Report your findings. 21. Reading, Research. Create a three-day menu plan for a teen who has diabetes that includes lunch options from the school cafeteria. Assume the teen follows a dietary plan of 2,000 kilocalories per day. Make sure the energy sources match recommendations of the American Diabetes Association (ADA). STEM Connections 22. Science. Construct a model of each type of sugar molecule using a chemistry model kit or materials from home. 23. Science. Select a favorite candy recipe that uses an interfering agent. Make a batch of the candy with and without the interfering agent. Conduct taste tests and have tasters comment on each candy’s texture. Report your findings. 24. Technology. For one day, keep track of the amounts and types of food you eat. Enter the information into a computer nutrition analysis program. Compare the percentage of calories you get from sugar to the national average and to the recommendations of health experts. 25. Math. Create a bar graph comparing the sugar contents of the class’s favorite breakfast cereals and candy bars. Copyright Goodheart-Willcox Co., Inc.