Mechanism of transcription of bacteriophage S13. I. Dependence of messengerRNA synthesis on amount and configuration of DNA.

Carbon Isotopes Centrifugation, Density Gradient Coliphages/metabolism DNA Replication DNA, Bacterial DNA, Viral Escherichia coli Genes, Regulator Molecular Biology Mutation Nucleic Acid Conformation Nucleic Acid Hybridization RNA, Messenger/biosynthesis Temperature Time Factors Transcription, Genetic Tritium

Carbon Isotopes DNA, Bacterial DNA, Viral RNA, Messenger Tritium