Microbiology Exam 2

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Across
  1. 4. reduction time (3 words) time required to kill 90% of microorganisms at a specific temperature.
  2. 5. plasmid (2 words) encode antibiotic resistances.
  3. 7. infection (2 words) Systemic infection that began as a local infection
  4. 8. period (2 words) first appearance of mild or nonspecific signs and symptoms of an illness
  5. 12. Production of phage DNA and proteins.
  6. 15. conversion (2 words) obtaining a prophage gives bacteria new physical traits.
  7. 16. inhibiting, not killing, bacteria.
  8. 18. diseases that result from a specific toxin produced by bacteria.
  9. 21. phage (2 words) A defective bacteriophage carries bacterial chromosomal DNA into the cell it infects.
  10. 22. bind to receptors on host cells
  11. 23. protein coat made up of capsomeres.
  12. 24. localized area of cellular destruction and lysis.
Down
  1. 1. potential (2 words) degree to which pathogen can cause damage to host
  2. 2. mutation (2 words) loss/gain of bases results in a change in reading frame.
  3. 3. The extent of pathogenicity
  4. 6. makes all three forms of RNA.
  5. 9. disease (2 words) Disease with a period of no symptoms when the causative agent is inactive
  6. 10. Viruses in the blood
  7. 11. Digest fibrin clots allowing bacteria to escape from the clot
  8. 13. denature proteins and possibly dissolve membrane lipids.
  9. 14. radiation (2 words) sterilize through packaging material and destroys bacterial spores.
  10. 17. agent (2 words) microbe that is the cause of a disease
  11. 19. one organism benefits, and the other is unaffected
  12. 20. all the genetic information in a cell.