Across
- 2. A bacterial system that can cut DNA and may be used to remove resistance genes.
- 5. The smallest amount of a drug needed to stop visible bacterial growth
- 7. A substance that kills or slows down the growth of microorganisms like bacteria, viruses, fungi, or parasites.
- 8. A lab sample that contains only one type of microorganism
- 10. Enzymes from bacteriophages that break open and kill bacteria.
- 11. The process bacteria use to make folic acid, which they need to build DNA.
- 12. A lab test where antibiotic discs are placed on bacteria-covered agar to see which drug works best.
- 13. A virus that infects and kills bacteria
- 15. When microorganisms adapt and are no longer affected by a drug that used to kill them.
Down
- 1. A change in DNA that can sometimes make bacteria resistant to antibiotics
- 3. When a drug harms the microorganism but does NOT harm the human host
- 4. A molecule found in bacterial cell walls that gives the cell structure and strength.
- 6. The ratio between a drug’s toxic dose and its effective dose. A higher TI means the drug is safer.
- 9. A type of antimicrobial drug that specifically kills or inhibits bacteria.
- 14. A jelly-like substance used in Petri dishes to grow bacteria.