Problem 1 In a laboratory setting, E. coli has a doubling time of 20 minutes. a) What is its growth rate, r? Answer: 0.035 min-¹ b) Assuming you start with only 2 cells, what will be the bacterial population after 24hours have passed? Answer: Around 1.55 x 10²² cells

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Problem 1
In a laboratory setting, E. coli has a doubling time of 20 minutes.
a) What is its growth rate, r?
Answer: 0.035 min-¹
b) Assuming you start with only 2 cells, what will be the bacterial population after 24hours
have passed?
Answer: Around 1.55 x 10²² cells
Transcribed Image Text:Problem 1 In a laboratory setting, E. coli has a doubling time of 20 minutes. a) What is its growth rate, r? Answer: 0.035 min-¹ b) Assuming you start with only 2 cells, what will be the bacterial population after 24hours have passed? Answer: Around 1.55 x 10²² cells
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