Across
- 4. Tiny cell structures with jobs
- 5. Protein shell of a virus
- 7. Site of protein synthesis
- 9. Cell type with a nucleus
- 10. Protective covering
- 13. Basic unit of life
- 14. Organelle that holds DNA
- 15. Copying genetic material
- 16. Single-stranded genetic material
- 18. Disease-causing agent
Down
- 1. Process of making new organisms
- 2. Nonliving particle that infects cells
- 3. Outer boundary of a cell
- 6. Cell type without a nucleus
- 8. Virus that causes the flu
- 11. Prokaryotic microbes
- 12. Organism a virus infects
- 13. Jellylike substance inside cells
- 17. Double-helix genetic material
- 19. Virus that attacks immune cells