THE IMMUNE SYSTEM

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Across
  1. 3. a small microbe that enters tha body, and can be good or bad
  2. 5. medicines that counteract bacterial infections.
  3. 6. the bodie's ability to resist a disease
  4. 7. blood cells are responsible for stopping an infection.
  5. 8. a small microbe that enters the body and attaches to goos inmmune system cells.
  6. 9. largest organ in the body.
Down
  1. 1. any living thing, including germs like viruses and bacteria.
  2. 2. a substance produced by the immune system in response to an antigen (germ) that enters the body
  3. 4. system that works to keep your body not sick.
  4. 5. a foreign substance, such as a virus or a bacteria, that enters the body and causes the production of antibodies.