Nutrients, especially the carbohydrate glucose, are needed to also produce the energy needed to prevent cold injuries. Other carbohydrates such as starch must be digested. The digestion process converts starch into sugar. During the expedition there may be an opportunity to communicate with the expedition to see the types and amounts of food Byron consumes on a daily basis.
Students determine which food samples contain glucose.
Create a data table in your notebook with four columns and enough rows for the various food samples. You will in the table according to your observations. Look at the foods you have available and decide which ones you think have the sugar glucose. Place a very small quantity of water on your plastic spoon. Touch a piece of glucose test paper to the water.