If a bacterium utilizes lactose or sucrose, what will the triple sugar iron (TSI) reaction look like?
A)Alkaline/acid
B)Alkaline/alkaline
C)Acid/acid
D)Acid/alkaline

Question

Quizplus · Accepted Answer

Glucose fermenters will attack the simple sugar glucose first and then the lactose or sucrose.The acid production from the fermentation of the additional sugar(s) is sufficient to keep both the slant and the butt acid (yellow) when examined at 18 to 24 hours.

If a Bacterium Utilizes Lactose or Sucrose, What Will the Triple