Carbohydrates and lipids are important molecules found in living things. Part A: Describe how the general structure of a carbohydrate differs from the general structure of a lipid.

Part B: Describe one function that is common to both carbohydrates and lipids.

Part C: A phospholipid is a common type of lipid molecule that is hydrophilic at one end and hydrophobic at the other. Explain how this structural characteristic of a phospholipid contributes to the formation of plasma membranes.

Type your responses to parts A, B, and C in the box below.