I need help. The four main types of macromolecules found in organisms are carbohydrates, lipids, nucleic acids, and ?

Answer:
Proteins
Explanation:
These are the carbohydrates, lipids (or fats), proteins, and nucleic acids. All of the major macromolecule classes are similar, in that, they are large polymers that are assembled from small repeating monomer subunits.