An exemplary method involves detection of single molecules of fluorescent labels released from {HEAD ~ a nucleic acid} during {TAIL ~ synthesis} of an oligonucleotide 
An exemplary method involves detection of single molecules of fluorescent labels released from { HEAD ~ a nucleic acid } during { TAIL ~ synthesis } of an oligonucleotide
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH