Solved

If a Bacterium Utilizes Lactose or Sucrose and Produces H₂S

Question 31

Multiple Choice

If a bacterium utilizes lactose or sucrose and produces H₂S, what will the triple sugar iron (TSI) reaction look like?

A) Acid/acid, black butt
B) Acid/alkaline, black butt
C) Alkaline/alkaline, black slant
D) Alkaline/acid, black slant

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