Assume you obtain the following zone of inhibition data for a confluent plate of E. coli bacteria:
Which of the following answer choices contain only agents capable of killing a similar
population of E. coli?
Select one:
a. Kanamycin and 10% Bleach
b. Ampicillin and Penicillin
c. Penicillin and Hibiclens
d. 70% Isopropyl Alcohol and Ampicillin
Feedback
The correct answer is: Kanamycin and 10% Bleach
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, Question 2
According to the following growth chart, during what time period are the number of newly
formed bacteria equal to the number of dead/dying bacteria?
Select one:
a. 5-8 minutes
b. 1-5 minutes
c. 12-16 minutes
d. 8-12 minutes
Feedback
The correct answer is: 8-12 minutes
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