Which of the following is a reason for the occurrence of a lag phase in a bacterial growth curve?

Which of the following is a reason for the occurrence of a lag phase in a bacterial growth curve? 













A. The cells may be old and depleted of ATP, essential cofactors, and ribosomes that must be synthesized before growth can begin.
B. The medium may be different from the previous growth medium so that the cells must synthesize new enzymes to use different nutrients.
C. The organisms may have been injured and require time to recover.
D. All of these are potential reasons.









Answer: D


Microbiology

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