with 9 bands, each with a 'normal thickness' of agar at the base, with different amounts of an antibiotic added. antibiotic added. The next band in contains enough antibiotic to kill the majority of the E. coli cells. Travelling fu antibiotic concentration further increases up to 1000X lethal dose in the very centre. E. coli are placed at the ver days, spread across its surface to the very centre. Before crossing each band, there is a short pause in growth. What is the role of the antibiotic in this experiment? a. The antibiotic controls for genetic drift b. The antibiotic selects for the initial laboratory strain of E. coli O c. The antibiotic slows growth so the colony shape can be observed more easily d. The antibiotic prevents contamination from the environment е. None of these answers is correct Clear my choice
with 9 bands, each with a 'normal thickness' of agar at the base, with different amounts of an antibiotic added. antibiotic added. The next band in contains enough antibiotic to kill the majority of the E. coli cells. Travelling fu antibiotic concentration further increases up to 1000X lethal dose in the very centre. E. coli are placed at the ver days, spread across its surface to the very centre. Before crossing each band, there is a short pause in growth. What is the role of the antibiotic in this experiment? a. The antibiotic controls for genetic drift b. The antibiotic selects for the initial laboratory strain of E. coli O c. The antibiotic slows growth so the colony shape can be observed more easily d. The antibiotic prevents contamination from the environment е. None of these answers is correct Clear my choice
Chapter10: Reconstitution Of Powdered Drugs
Section: Chapter Questions
Problem 1.5P
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Explain.
![with 9 bands, each with a 'normal thickness' of agar at the base, with different amounts of an antibiotic added.
antibiotic added. The next band in contains enough antibiotic to kill the majority of the E. coli cells. Travelling fu
antibiotic concentration further increases up to 1000X lethal dose in the very centre. E. coli are placed at the ver
days, spread across its surface to the very centre. Before crossing each band, there is a short pause in growth.
What is the role of the antibiotic in this experiment?
a. The antibiotic controls for genetic drift
b. The antibiotic selects for the initial laboratory strain of E. coli
The antibiotic slows growth so the colony shape can be observed more easily
d. The antibiotic prevents contamination from the environment
e.
None of these answers is correct
Clear my choice](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5566d08a-ecb0-4380-b528-d74dd8aebbe8%2F1054ac74-e158-4e16-a52f-f561ad4fa7cf%2Fn8ozalh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:with 9 bands, each with a 'normal thickness' of agar at the base, with different amounts of an antibiotic added.
antibiotic added. The next band in contains enough antibiotic to kill the majority of the E. coli cells. Travelling fu
antibiotic concentration further increases up to 1000X lethal dose in the very centre. E. coli are placed at the ver
days, spread across its surface to the very centre. Before crossing each band, there is a short pause in growth.
What is the role of the antibiotic in this experiment?
a. The antibiotic controls for genetic drift
b. The antibiotic selects for the initial laboratory strain of E. coli
The antibiotic slows growth so the colony shape can be observed more easily
d. The antibiotic prevents contamination from the environment
e.
None of these answers is correct
Clear my choice
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