title: Comparison of the G4 and phiX174 phage genomes by electron microscopy.
mesh_terms: D003090:Coliphages / Q000235:genetics*; D004262:DNA Restriction Enzymes; D004277:DNA, Single-Stranded / Q000235:genetics; D004279:DNA, Viral / Q000235:genetics*; D005814:Genes, Viral; D008854:Microscopy, Electron; D009154:Mutation; D009693:Nucleic Acid Hybridization
chemical_list: D004277:DNA, Single-Stranded; D004279:DNA, Viral; D004262:DNA Restriction Enzymes