What is a biomolecule?

Question

What is a biomolecule? And what are the four main types of biomolecules?

Answer 1

A biomolecule is one that is commonly synthesized by a living cell.  The four major types are probably the "macromolecules,"

1) proteins

2) nucleic acids

3) carbohydrates (or polysaccharides)

4) lipids