Answer: carbohydrates, lipids, proteins, and nucleic acids.
Explanation:
Biological macromolecules are essential cellular parts and perform a wide range of rules necessary for living organisms to survive and grow. The four main classes of biological macromolecules are: carbohydrates, lipids, proteins, and nucleic acids.
Carbohydrates: are the sugars, starches and fibers that we find in fruits, grains, vegetables and milk products.
Lipids: are class of naturally-occurring organic compounds that you know by the names: fats and oils.
Protein: highly complex substance present in all living organisms
Acids: is a chemical species that donates protons or hydrogen ions and/or accepts electrons. Most of it contain a hydrogen atom bonded that can release to produce a cation and anion in water.
