Why do you think the bacteria start to decline when treated with antibiotic C but then begin to grow as time goes on?
A)Some bacteria with resistance to antibiotic C were selected for over time.
B)Additional bacteria were added to the experimental group.
C)Antibiotic C degraded and thus was no longer effective.
D)This is the normal course of bacterial growth no matter which antibiotic is applied.

Question

Quizplus · Accepted Answer

The decline in bacteria at the beginning indicates that antibiotic C was effective against the initial population of bacteria. However, over time, some individual bacteria with pre-existing resistance to antibiotic C were able to survive and reproduce, leading to overall growth of the bacterial population.

Why Do You Think the Bacteria Start to Decline When