Bacteria and Viruses 10B, 10C

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Across
  1. 2. Virus isolated and purified by Wendell Stanley in 1946
  2. 5. Study of viruses
  3. 6. Method of exposing a person to a controlled amount of a disease-causing factor to develop an immunity
  4. 11. Virus that infects only certain bacteria
  5. 12. Complete virus unit
  6. 13. Portion of a virus made up of DNA or RNA
  7. 16. Separate from the tumor and travel by the circulatory or lymphatic system to different parts of the body
  8. 20. Ability to produce poisonous substances
  9. 21. Study of the causes of disease
  10. 22. Abnormal form of protein found in some cells and linked to disease
  11. 23. Toxin that diffuses from a microorganism into the surrounding tissue while the pathogen is alive
  12. 24. Bursting of the host cell
Down
  1. 1. Agent that invades the body and causes a disease
  2. 3. Ability of a pathogen to affect cells
  3. 4. Protein covering of a virus
  4. 7. Reaction of tissues to injury or infection with a result of increased blood flow, redness, pain, swelling
  5. 8. Protein substance produced to eliminate antigens that have entered the body
  6. 9. Use of chemical agents to treat a disease
  7. 10. Elevated body temperature
  8. 14. Special type of RNA virus containing the enzyme reverse transcriptase
  9. 15. Particle made up of a core and a capsid
  10. 17. Chemical produced by living organisms that naturally kills or inhibits the growth of other organisms
  11. 18. Membrane-like substance that surrounds the capsid
  12. 19. Single strand of RNA that lacks a capsid or envelope which can still replicate inside the host