Across
- 3. substances that kill cells or interfere with their functions
- 4. bacterial disease that attacks the lungs
- 8. local outbreak of an infectious disease
- 10. network of cells, tissues, and organs that fights off pathogens
- 11. genetic material surrounded by a protein coat
- 13. global outbreak of an infectious disease
Down
- 1. passageway that connects the nose, throat, and lungs
- 2. organisms that carry and transmit pathogens to humans
- 5. swelling and redness caused by injury or infection
- 6. an infection of the lungs, the lungs fill with fluid
- 7. treated with antibiotics
- 9. a virus that gets vaccinated every year
- 12. the state of being protected against a particular disease