9. A flask contains 100ml of bacteria in a broth culture. If the concentration of bacteria in this culture is 3.7x107 cell/ml, how many cells would be present in 10 ml of this culture? 10. You are given a bacterial broth culture with a viable cell density of 2.5 x 108 CFU/ml. How many colonies would you expect to see'on a plate inoculated with 500 µl from a 10-6 dilution of this culture? 1. You are given a bacterial broth culture with a total cell density of 2.5 x 108 CFU/ml. How many colonies would you expect to see on a plate inoculated with 500 µl from a 10-6 dilution of this culture?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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9.
A flask contains 100ml of bacteria in a broth culture. If the concentration of bacteria in this culture is
3.7x107 cell/ml, how many cells would be present in 10 ml of this culture?
10. You are given a bacterial broth culture with a viable cell density of 2.5 x 108 CFU/ml. How many
colonies would you expect to see'on a plate inoculated with 500 µl from a 10-6 dilution of this
culture?
11. You are given a bacterial broth culture with a total cell density of 2.5 x 108 CFU/ml. How many
colonies would you expect to see on a plate inoculated with 500 µl from a 10-6 dilution of this
culture?
Transcribed Image Text:9. A flask contains 100ml of bacteria in a broth culture. If the concentration of bacteria in this culture is 3.7x107 cell/ml, how many cells would be present in 10 ml of this culture? 10. You are given a bacterial broth culture with a viable cell density of 2.5 x 108 CFU/ml. How many colonies would you expect to see'on a plate inoculated with 500 µl from a 10-6 dilution of this culture? 11. You are given a bacterial broth culture with a total cell density of 2.5 x 108 CFU/ml. How many colonies would you expect to see on a plate inoculated with 500 µl from a 10-6 dilution of this culture?
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