Bacteria and Virus

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Across
  1. 3. Tough spore that allows bacteria to withstand freezing, drying out and heating
  2. 6. a simple, safe, and effective way of protecting you against harmful diseases, before you come into contact with them
  3. 7. Is a Single-celled prokaryotes
  4. 9. occurs when a significant portion of a population becomes immune to an infectious disease and the risk of spread from person to person decreases
  5. 10. An infectious microbe consisting of a segment of either DNA or RNA surrounded by a protein coat
Down
  1. 1. Temporarily inactive
  2. 2. A medicine that kills bacteria or slows their growth
  3. 4. A virus or infection that no longer exists
  4. 5. The process by which bacteria transfer genetic material to one another through direct contact
  5. 8. Proteins that speed up chemical reactions