With respect to environmental biosensors, cell recovered following depolymerization can be seeded to {HEAD ~ the surface} of {TAIL ~ an environmental biosensor} 
of
With respect to environmental biosensors , cell recovered following depolymerization can be seeded to { HEAD ~ the surface } of { TAIL ~ an environmental biosensor }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL