Chapter 17 vocabulary

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Across
  1. 3. is any of a group of viruses that infect specific bacteria, usually causing their disintegration or dissolution.
  2. 4. the coiled or polyhedral structure, composed of proteins, that encloses the nucleic acid of a virus.
  3. 6. any of several petrels of the genus Pachyptila,
  4. 7. site proteins typically found on the surface of cells, which are capable of recognizing and bonding to specific molecules
  5. 9. cycle is one of two cycles of viral reproduction.
  6. 10. reproduction the formation of biological viruses during the infection process in the target host cells.
Down
  1. 1. any preparation used as a preventive inoculation to confer immunity against a specific disease, usually employing an innocuous form of the disease agent, as killed or weakened bacteria or viruses, to stimulate antibody production.
  2. 2. any of a family of single-stranded RNA viruses having a helical envelope and containing an enzyme that allows for a reversal of genetic transcription, from RNA to DNA rather than the usual DNA to RNA,
  3. 5. Coat A coat of proteins surrounding the nucleic acid of a virus.
  4. 8. cycle the destruction of the infected cell and its membrane