Bacteria

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Across
  1. 3. a virus that parasites a bacterium by infecting it and reproducing inside it
  2. 4. is the protein coat or shell of a virus particle
  3. 6. is a type of protein that can trigger normal proteins
  4. 7. site is a structure on the surface of a cell
  5. 9. cycle is one of a virus ways of reproduction
  6. 10. reproduction is the formation of biological viruses during the infection process in the target host cell.
Down
  1. 1. is a immune response to a specific antigen derived from disease
  2. 2. is a group of RNA viruses which insert DNA copy into the host in order to replicate
  3. 5. Coat is a coat of proteins surrounding the nucleic acid
  4. 8. cycle is one of the two cycles of reproduction