Infectious Disease

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Across
  1. 2. a bacterium, virus, or other microorganism that can cause disease
  2. 4. the worldwide spread of a virus or disease
  3. 8. A disease that cannot spread from a person to another person
  4. 9. A large group of single-cell microorganisms
  5. 10. a very simple microorganism that infects cells and may cause disease
  6. 11. a single-celled organism of the kingdom Protista
Down
  1. 1. a spread of a disease or virus in a small community
  2. 3. a resistant asexual spore that develops inside some bacteria cells.
  3. 5. asexual reproduction by a separation of the body into two new bodies
  4. 6. a plant-like organism that does not make chlorophyll
  5. 7. a biological catalyst and is almost always a protein