7: Prokaryotes and Viruses Last updated Save as PDF Page ID321 Contributed by CK12CK12 7.10: Virus Structure7.11: Virus Classification7.12: Virus Origin7.13: Virus Replication7.14: Viral Disease7.15: HIV7.16: Virus Control7.17: Viruses in Research7.1: Prokaryotes7.2: Bacteria Classification7.3: Bacteria Structure7.4: Bacteria Nutrition7.5: Bacteria Habitat7.6: Bacteria Reproduction7.7: Bacteria and Humans7.8: Viruses7.9: Virus Characteristics