Describe the functions and properties of one or two of the macromolecules: proteins, carbohydrates, lipids, or nucleic acids. what did you find out about these molecules that you didn't know before?

Lipids, also known as fats, play multiple roles in the body. Fats are broken down in the digestive tract to form individual fatty acids and cholesterol molecules. Carbohydrates are the preferred source of energy for most of the tissues in the body, including the nervous system and the heart