Final answer:
Carbohydrates provide energy to the body by being broken down into glucose, which is used by cells as a primary source of energy.
Step-by-step explanation:
The main function of carbohydrates in the body is to provide energy. Carbohydrates are broken down into glucose, which is used by cells as a primary source of energy. Glucose is especially important for the brain, as it is the preferred fuel for brain cells.
Learn more about the function of carbohydrates in the body