Across
- 3. Bacteria that need extra carbon dioxide to grow well.
- 4. Disease-causing organisms.
- 6. The process of bacteria invading and multiplying in the host.
- 9. The term for the period when symptoms are not yet noticeable.
- 11. Enzyme that breaks down host tissues to aid bacterial spread.
- 14. Harmful substance produced by bacteria.
- 15. The process by which a pathogen attaches to and enters host cells.
- 17. A condition in which bacteria spread throughout the bloodstream.
- 18. Cells that engulf and digest pathogens.
- 19. The body's ability to resist infections or toxins
- 20. The recurrence of an infection after recovery from the initial episode
Down
- 1. Bacterial structure that attaches to host cells.
- 2. A toxin released from the outer membrane of Gram-negative bacteria
- 5. A bacterial component that helps in adhering to host tissues.
- 7. An individual who harbors and can transmit a pathogen without showing symptoms
- 8. The organism that provides resources and environment for a parasite
- 10. Bacterial factor that helps in immune evasion.
- 12. The body's first line of defense against pathogens.
- 13. The ability of a pathogen to cause disease.
- 16. Changes in pathogen DNA that may enhance virulence or resistance