A biomolecule is a smallest particle of a substance ,usually the complex molecule , conected with living organisms and living processes. Generally molecules are organic or inorganic, biomolecule is organic and consists only carbon, hydrogen, nitrogen and oxygen. Complex biomolecule or large molecules (called biopolymers), are composed of smal molecules called monomers. For example, a protein is a polymer build from 20 or more amino acids (monomers).
