Media that changes color as a result of the biochemical activity of growing bacteria
A)usually contain a pH indicator in the media.
B)usually contain blood.
C)usually require the addition of various reagents before the color is evident.
D)is due to a breakdown of a colorless reagent.

Question

Quizplus · Accepted Answer

Media that changes color as a result of the biochemical activity of growing bacteria usually contain a pH indicator in the media. The pH indicator changes color in response to changes in acidity or alkalinity, which result from the metabolic activity of the bacteria.

Media That Changes Color as a Result of the Biochemical