Figure 1. Denaturing gel electrophoresis of DNA and RNA oligonucleotides. Lane M – commercial 20/100 DNA oligonucleotide length standards (sizes in nucleotides are shown on the left), 1 – 25 and 35 nucleotide long RNA oligonucleotides, 2 – 25 and 35 nucleotide long DNA oligonucleotides.