Viruses, Bacteria and Germ Theory

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Across
  1. 5. When bacteria are able to come together to exchange genes with eachother.
  2. 7. Cycle of virus reproduction where the viral DNA is incorporated into the host cell’s DNA, and may be activated to reproduce viruses at a later time
  3. 10. This person developed the first vaccine (using cowpox to immunize against smallpox)
  4. 11. Substance that helps a person become immune to a disease by stimulating the immune system to protect against future infection.
  5. 18. These get their energy and nutrients by consuming others.
  6. 19. These get energy from inorganic chemicals
  7. 22. Illness caused by infectious agents such as bacteria, virus, or fungi
  8. 23. Cycle of virus reproduction where viruses are assembled immediately after infection of the host cell
  9. 24. Chemical that kills bacteria used to treat bacterial infections
  10. 26. Sphere shaped bacteria
  11. 29. Proteins that help to recognize and fight off disease if you contact it after having been sick or receiving a vaccine.
  12. 30. Viruses are ___ alive.
  13. 31. This person established criteria to identify the agent that causes a particular disease
  14. 32. Spiral shaped bacteria
Down
  1. 1. Bacteria have developed this because of overuse and misuse of antibiotics.
  2. 2. These get their energy from sunlight
  3. 3. Outbreak of infectious disease
  4. 4. Hair-like extension of a bacteria cell used to exchange DNA with other cells
  5. 6. Bacterial cell division, a form of asexual reproduction
  6. 8. Disproven idea that life can come from nonliving things.
  7. 9. This person showed that food spoiled because of contamination by invisible bacteria, not because of spontaneous generation.
  8. 11. An infectious agent made of DNA/RNA & protein that infects a host cell to replicate
  9. 12. The protein coat that surrounds a virus
  10. 13. Acronym for the 8 characteristics of life
  11. 14. The virus that causes shingles when it becomes lysogenic
  12. 15. when a bacteria reproduces by creating a small offshoot
  13. 16. An organism or cell that is infected by a bacteria or virus.
  14. 17. Kingdom of prokaryotic unicellular organisms that are found in every environment
  15. 20. This concepts states that if many people are immune to an infectious disease, it cannot spread quickly through the population and helps protect those who cannot be vaccinated.
  16. 21. Theory that states that some diseases are caused by microorganisms
  17. 25. A bacterium, virus, or other microorganism that can cause disease
  18. 27. Rod shaped bacteria
  19. 28. Outer layer that surrounds a bacterial cell wall