II. Viral Replication病毒复制 9.4 General Features of Virus Replication 9.5 Virus Multiplication: Attachment and Penetration 9.6 Virus Multiplication: Production of Virual Nucleic Acid and Protein 9.7 Virus Multiplications: Assembly and release of virus III. Viral Diversity 9.8 Overview of Bacterial Viruses 9.9 Virulent Bacteriophages and T4 9.10 Temperate Bacteriophages and Bacteriophage: Lambda