A bacterium containing ________ provided with hydrogen peroxide will produce oxygen bubbles.
A) catalase
B) superoxide dismutase
C) superoxide reductase
D) peroxidase

Question

Quizplus · Accepted Answer

Catalase is an enzyme that catalyzes the breakdown of hydrogen peroxide into water and oxygen. When a bacterium containing catalase is provided with hydrogen peroxide, oxygen bubbles will be produced. Superoxide dismutase catalyzes the breakdown of superoxide anions, not hydrogen peroxide. Superoxide reductase and peroxidase are not involved in the breakdown of hydrogen peroxide.

A Bacterium Containing ________ Provided with Hydrogen Peroxide Will Produce