Copying natural RNAs with E. coli DNA polymerase I.

Adenosine Triphosphate/metabolism Animals Centrifugation, Density Gradient DNA/analysis,biosynthesis DNA Nucleotidyltransferases/metabolism Drosophila melanogaster/analysis Escherichia coli/enzymology Guanine Nucleotides/metabolism L Cells/analysis Nucleic Acid Hybridization Phosphorus Isotopes RNA, Ribosomal/isolation & purification,metabolism RNA, Viral/isolation & purification,metabolism Ribonucleases/metabolism Templates, Genetic Tobacco Mosaic Virus/analysis Tritium

Guanine Nucleotides Phosphorus Isotopes RNA, Ribosomal RNA, Viral Tritium Adenosine Triphosphate DNA DNA Nucleotidyltransferases Ribonucleases