the single-stranded dna oligonucleotides ( ttgggg ) 4 and tgtgtgggtgtgtgggtgtgtggg , consisting of the tetrahymena and yeast telomeric sequences respectively , each functioned as primers for elongation , while ( ccccaa ) 4 and two nontelomeric sequence dna oligomers did not .
C0012935
single-stranded dna
C0012854
dna