In the figure shown below, the cause of the appearance of these bacterial colonies is ________ and is caused by ________.

Question

Quizplus · Accepted Answer

The appearance of bacterial colonies shown in the figure is due to sectoring, which means that a mutated cell produces a clone of cells that differ genetically from the other cells around them. This is often caused by a high mutation rate, which can lead to a variety of mutations including frameshift mutations and reversion mutations. However, the cause of sectoring in this particular case is not specified, so the best answer is E, which includes sectoring as the cause and does not specify a particular type of mutation. Liver homogenate and ultraviolet light are not mentioned in the figure and are therefore not the cause of the bacterial colony appearance.

In the Figure Shown Below, the Cause of the Appearance