KROK 1 2016 – Question 21 · KROK (Medicine) · Microbiology, Virology, and Immunology

Initial inoculation of water in 1% peptone water resulted in growth of a thin film on the medium surface in 6 hours. Such cultural properties are characteristic of causative agent of the following disease:

  1. A. Plague
  2. B. Tuberculosis
  3. C. Cholera
  4. D. Dysentery
  5. E. Pseudotuberculosis
Hint

A thin surface film after just 6 hours says something about the organism's oxygen requirement and growth speed; ask which pathogens grow that fast on a simple enrichment medium.

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