Across
- 3. an antibiotic produced by Penicillium fungi that kills bacteria
- 4. a genus of mold that produces the antibiotic penicillin
- 5. soil bacteria that produce many natural antibiotics
- 6. metabolic pathway in bacteria targeted by some antibiotics
- 7. a biological preparation that stimulates immunity to a disease
- 9. measures taken to prevent disease before it occurs
- 10. ability of a drug to harm microbes without harming the host :contentReference[oaicite:1]{index=1}
- 12. DNA or RNA molecules that store genetic information
- 14. membrane the cell membrane that surrounds the cytoplasm of a cell
- 15. viruses that infect and replicate inside bacteria
Down
- 1. drugs that kill or inhibit the growth of bacteria
- 2. the ratio between a drug’s toxic dose and effective dose :contentReference[oaicite:0]{index=0}
- 8. a substance that kills or inhibits microorganisms
- 11. a bacterial defense system used to cut foreign DNA
- 13. a gelatin-like substance used to grow microorganisms in labs