Keywords

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Across
  1. 2. can be transferred to another individual
  2. 3. a condition of a living organism where its body or a body part has an impaired functioning
  3. 6. a microscopic living organism
  4. 7. microorganism that causes disease
Down
  1. 1. can not be transferred to another individual
  2. 4. The invasion and growth of germs in the body
  3. 5. the ability of an organism to resist a particular infection or toxin