1.Macromolecules2. What is a molecule?A group of two or more atoms held together by covalent bonds Ex:H2O, Glucose, CH3, CyclohexaneWhat is amacromolecule?A very…
1. BIOLOGY:• CHEMISTRY OF LIFE• Presentation by D.T Nyalunga• University of johannesburg, 2012 2. Element An element is a substance that cannot be broken down to other…