Viruses

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Across
  1. 5. body uses to fight infectios agents
  2. 7. can be injected to fight viruses
  3. 9. when a large are/world of a virus invades
  4. 10. when a small area of a virus invades
Down
  1. 1. hidden time period
  2. 2. an active time period
  3. 3. you can fight it by washing yor hands
  4. 4. infectious agent
  5. 6. can infect your body and make you ill but not disease
  6. 8. outer coat