In addition, two short segments of the instant nucleic acid fragments may be used in polymerase chain reaction protocols to amplify longer {HEAD ~ nucleic acid fragments} encoding {TAIL ~ homologous genes} from DNA or RNA 
encoding
In addition , two short segments of the instant nucleic acid fragments may be used in polymerase chain reaction protocols to amplify longer { HEAD ~ nucleic acid fragments } encoding { TAIL ~ homologous genes } from DNA or RNA
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH