Chapter 21 Vocab

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Across
  1. 6. Group of drugs used to block the growth and reproduction of bacterial pathogens.
  2. 8. Particles are made of protein, nucleic acids, and sometimes lipids that can replicate only by infecting cells.
  3. 10. Diesease-causing agents.
  4. 12. Asexual reproduction in which an organism replicates and is divided in half producing two identical daughter cell
  5. 13. Unicellular organism that lacks a nucleus.
  6. 14. RNA virus that contains RNA as its genetic information.
Down
  1. 1. Virus that infects bacteria.
  2. 2. Protein coat surrounding a Virus.
  3. 3. Infection is when a virus enters a cell makes copies of itself and causes the cell to burst.
  4. 4. Structure produced by prokaryotes in unfavorable conditions and has a thick internal wall that encloses DNA and a portion of the cytoplasm.
  5. 5. where some prokaryotes exchange genetic information.
  6. 7. Bacteriophage DNA that is embedded in the bacterial host's DNA
  7. 9. Preparationtion of weekend or killed pathogen used to produce immunity to disease.
  8. 11. Infection is where a virus embeds its DNA into the DNA of the host's cells DNA.