The occurrence of long sequences of consecutive pyrimidine deoxyribonucleotides in the DNA of bacteriophage f1.
D000818:Animals; D002417:Cattle; D002852:Chromatography, Ion Exchange; D003090:Coliphages; D004279:DNA, Viral / Q000032:analysis*; D009711:Nucleotides / Q000032:analysis*; D011743:Pyrimidines / Q000032:analysis*; D012997:Solvents; D013950:Thymus Gland / Q000032:analysis
D004279:DNA, Viral; D009711:Nucleotides; D011743:Pyrimidines; D012997:Solvents