Across
- 4. to introduce microorganisms into a culture
- 6. change in the dna sequence
- 9. microscopic organisms found everywhere
- 11. molecule that carries genetic information
- 13. microorganism that causes disease
- 17. organism that harbors a pathogen
- 18. substance used to kill or inhibit bacteria
- 20. infectious agent that replicates inside living cells
- 21. substance that induces an immune response
- 23. type of microscopy that uses fluorescence
- 25. free from all living microorganisms
- 27. carrier of a pathogen
Down
- 1. virus that infects bacteria
- 2. small dna molecule within a cell
- 3. protein that catalyzes chemical reactions
- 5. method to isolate a single strain from a mixture
- 7. gelatinous substance used to culture bacteria
- 8. instrument used to see small objects
- 10. visible mass of microorganisms
- 12. technique used to prevent contamination
- 14. different form of a virus
- 15. growing microorganisms in a nutrient medium
- 16. increase in number of bacteria
- 19. to maintain under conditions suitable for growth
- 22. complete set of genes or genetic material
- 24. ability of bacteria to withstand antibiotics
- 26. coli, common bacterium used in microbiology