A polymer may be a natural or synthetic macromolecule comprised of repeating units of a smaller molecule monomers. Synthetic cis polyisoprene and natural cis polyisoprene are derived from distinct precursors isopentenyl pyrophosphate and isoprene. Not sure about the answer. 
				
			
										windows home key shortcut
											wood burning furnace blower motor
											wilton piano cake pan accessories
											woom bike 5 supra
											wrap around sandals heels
											xc mountain bike training
											woolrich blankets queen
											wisdom panel 2 0 uk