Structure of viruses

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Across
  1. 4. The virus that infects immune cells and contains RNA.
  2. 6. A virus that infects bacteria such as E. coli.
  3. 7. The type of virus structure in which the capsid forms a spiral.
  4. 9. The host structure from which a viral envelope is obtained.
  5. 11. The outer lipid membrane found in some viruses.
  6. 12. The protective protein coat surrounding a virus's genetic material.
  7. 13. The surface structure that allows a virus to recognize specific host-cell receptors.
  8. 14. The genetic material found in viruses; it can be DNA or RNA.
Down
  1. 1. Protein projections on the surface of many enveloped viruses.
  2. 2. The tail structure of T4 bacteriophage that helps inject genetic material.
  3. 3. The structure of TMV in which its capsid forms a spiral.
  4. 5. A protein spike on influenza viruses that helps them attach to host cells.
  5. 8. The structure on a T4 bacteriophage used for attachment to bacteria.
  6. 9. Protein subunits that make up the capsid.
  7. 10. The virus known for causing respiratory infections and lacking an envelope.