Answer:
four major classes of biological macromolecules (carbohydrates, lipids, proteins, and nucleic acids), let’s talk about macromolecules as a whole. Each is an important cell component and performs a wide array of functions. Combined, these molecules make up the majority of a cell’s dry mass (recall that water makes up the majority of its complete mass). Biological macromolecules are organic, meaning they contain carbon. In addition, they may contain hydrogen, oxygen, nitrogen, and additional minor elements
