Biochemistry-Key Words Basic terms and definitions 0.0 / 5 ? BiologyBiological molecules, organic chemistry and biochemistryASWJEC Created by: Autumn Rose NotherCreated on: 25-02-14 09:58 Atom An atom is the smallest particle with the characteristics of a chemical element. 1 of 5 Element An element is composed of one type of atom and has characteristic properties 2 of 5 Compound A compound consisting of two or more different elements joined together in a fixed ratio. 3 of 5 Molecule A molecule is the smallest unit of a compound that retains its properties. 4 of 5 dg g 5 of 5
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