Vaccinations and Covid-19

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Across
  1. 7. Part of a pathogen
  2. 8. They fight against pathogens but won't get you sick.
  3. 10. Allow to fight back against diseases.
  4. 11. Causes illness.
  5. 12. doses are one month apart.
Down
  1. 1. Attack already infected cells.
  2. 2. requires a single dose.
  3. 3. Defensive white blood cells.
  4. 4. White blood cells that "swallow up" and digest germs and dying cells.
  5. 5. Translates into a protein when inside the body.
  6. 6. doses are twenty-one days apart.
  7. 9. A type of protein found on the surface layer of virus that causes COVID-19.