You have a nutrient broth, an agar slant, and an agar plate…
You have a nutrient broth, an agar slant, and an agar plate with bacterial growth in or on each. If you wanted to evaluate the macroscopic appearance of the bacteria growing in or on the medium, which of the cultures would be the best choice?
Read DetailsA total of 79 colonies were counted on a plate that received…
A total of 79 colonies were counted on a plate that received 1 mL of a diluted specimen. After calculating, it is determined that the total bacterial count in the original specimen was 7,900 colony forming units (CFUs). What is the dilution factor for the plating sample?
Read DetailsA total of 35 colonies were counted on a plate that received…
A total of 35 colonies were counted on a plate that received 1 mL of a diluted specimen. After calculating, it is determined that the total bacterial count in the original specimen was 35,000,000 colony forming units (CFUs). What is the dilution factor for the plating sample?
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