Ck 12: Life Science: Organic Compounds

[Free Registration/Login may be required to access all resource tools.] The main chemical components of living organisms are known as organic compounds and are built around the element carbon. Living things are made up of very large molecules called macromolecules. The four main types of macromolecules are proteins, carbohydrates, lipids, and nucleic acids. Learn more about organic compounds in this learning module produced by CK-12.