12. Microbial Metabolism
Enzymes
2:23 minutes
Problem 8.5a
Textbook Question
Textbook QuestionSuppose you inoculate three flasks of minimal salts broth with E. coli. Flask A contains
glucose. Flask B contains glucose and lactose. Flask C contains lactose. After a few hours of incubation, you test the flasks for the presence of ß-galactosidase. Which flask(s) do you predict will have this enzyme?
a. A
b. B
c. C
d. A and B
e. B and C
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