Archaea<span> have more complex RNA polymerases than </span>Bacteria<span>, similar to Eucarya. Unlike </span>bacteria<span>, </span>archaea<span> cell walls do not contain peptidoglycan. </span>Archaea<span> have </span>different<span> membrane lipid bonding from </span>bacteria<span> and eukarya. There are genetic </span>differences<span>.</span>