Chapter 18: Bacteria, Viruses, Immunology
Across
- 4. The place where DNA is located in a prokaryotic cell.
- 7. A type of virus than uses viral RNA to make viral DNA.
- 9. A type of virus that infects bacteria specifically.
- 11. Gram ____ bacteria have many peptidoglycan layers and stain purple.
- 12. Bacteria are classified as prokaryotes, because their cells lack a(n) ______ .
- 13. This cell makes antibodies.
- 14. This cell seeks out and signals to infected cells to undergo apoptosis.
- 15. Any molecule the immune system recognizes as foreign.
- 16. Viral replication happens immediately in this cycle.
- 18. Gram ____ bacteria are more resistant to antibiotics.
- 19. Asexual reproduction by prokaryotes creating two identical cells.
Down
- 1. Spiral-shaped bacteria.
- 2. Something that causes an infectious disease.
- 3. Spherical/Round-shaped bacteria.
- 5. In this cycle, viral DNA becomes injects into the host cell DNA.
- 6. Type of transmission in which an organism (e.g. mosquito) carries a pathogen or parasite.
- 8. The exchange of genetic information between bacterial cells.
- 10. Protective barriers and inflammation are part of this category of immunity.
- 13. Rod-shaped bacteria.
- 17. Viruses are surrounded by a protein coat called a(n) ____ .