Answer:
Rareness, the others describe what the gold is and its properties.
Polymerization is the chemical reaction between monomer molecules. The result of the reaction are polymer chains or three-dimensional networks. A polymer is build from several blocks - monomers. Polymerization is most directly responsible in determining the primary structure of a protein.
<span>las propiedades físicas se pueden observar.</span>
Polarity. The overall charge of the molecule is neutral .