Science

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Across
  1. 2. sometimes larger organisms live inside our body
  2. 3. medicine to kill germs
  3. 5. device used to see microorganisms
  4. 6. this happens after poisonous waste substance spread around the body
Down
  1. 1. poisonous waste substance produced by germs
  2. 2. these cells protect our body from germs
  3. 4. injection to increase immunity