immunity(no spaces in answer)(FongHang)

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Across
  1. 1. they are a type of white blood cells that contain b cells and t cells
  2. 3. a bacterium, virus, or other microorganism that can cause disease.
  3. 5. the organs and processes of the body that provide resistance to infection and toxins
Down
  1. 2. the process where a part of the immune system engulfs an infectious microorganism.
  2. 3. the first line of defense of your immune system against microorganisms inside the body
  3. 4. a toxin or other foreign substance which induces an immune response in the body