The Addition of Which of the Following to a Culture

Question

The addition of which of the following to a culture medium will neutralize acids?
A)buffers
B)sugars
C)pH
D)heat
E)carbon

Accepted Answer

Buffers are substances that can maintain a constant pH despite the addition of acids or bases. Adding buffers to a culture medium will neutralize any acids present and maintain a stable pH. Sugars, pH, heat, and carbon do not have the ability to neutralize acids.