Roundabouts and swings.
D004254:DNA Nucleotidyltransferases / Q000378:metabolism*; D004279:DNA, Viral / Q000096:biosynthesis*; D006801:Humans; D006824:Hybridization, Genetic; D009858:Oncogenic Viruses / Q000201:enzymology*; D011119:Polynucleotides; D012367:RNA, Viral / Q000096:biosynthesis*; D013698:Templates, Genetic
D004279:DNA, Viral; D011119:Polynucleotides; D012367:RNA, Viral; D004254:DNA Nucleotidyltransferases