{HEAD ~ The aldehyde functionality} on {TAIL ~ all surfaces} provides for effective covalent bonding to the membrane by amine containing materials 
on
{ HEAD ~ The aldehyde functionality } on { TAIL ~ all surfaces } provides for effective covalent bonding to the membrane by amine containing materials
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH