![](/sites/dl/free/0072320427/title/cover_image.JPG) Foundations in Microbiology, 4/e Kathleen Park Talaro,
Pasadena City College Arthur Talaro
Elements of Microbial Nutrition, Ecology and Growth
Supplemental Quiz1. The following data were obtained by standard plate counts during growth of E. coli in a defined medium containing glucose as the carbon source at 37oC while shaking on an orbital platform. Calculate the number of generations and the mean generation time in log phase. TIME | BACTERIA | | TIME | BACTERIA | 4:00 | 1.2 X 103 | | 10:00 | 6.9 X 107 | 5:00 | 2.3 X 103 | | 11:00 | 6.1 X 107 | 6:00 | 7.2 X 104 | | 12:00 | 5.7 X 106 | 7:00 | 6.5 X 105 | | 1:00 | 6.6 X 105 | 8:00 | 8.4 X 106 | | 2:00 | 5.5 X 104 | 9:00 | 6.2 X 107 | | 3:00 | 2.9 X 103 |
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