An atom (Protons, Neutrons, & Electons) is your basic building block. Add a few atoms together, and you get a molecule. Combine a few trillion molecules, and you get material.
Material is made of atoms and molecules; molecules are made of atoms.
Atoms are made of even smaller particles such as protons, neutrons, mesons and electrons.
Protons, neutrons and mesons are made...
Four macro elements that we are all made up of are carbon, hydrogen, oxygen, and nitrogen. Four macromolecules that we are all made up of are polysaccharides, polypeptides, polynucleotides, and fats....