What are the four classes of carbon containing molecules used by living things?

Living things contain four major types of carbon-based molecules. The organic molecules in living things fall into four major groups - carbohydrates, lipids, proteins, and nucleic acids. You may already be familiar with these types of molecules and their functions.

Living things four major types of carbon-based molecules. The organic molecules in living things fall Into four major groups - carbohydrates, lipids, proteins and nucleic acids.