Multiple choice

Which of the following enzymes acts on peroxide as an acceptor?

  1. Superoxide dismutase

  2. Cytochrome c oxidase

  3. Nitrate reductase

  4. Catalase

  5. Glutathione reductase

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Catalase belongs to Category EC 1.11 of oxidoreductases (EC 1), which act on peroxide as an acceptor. Catalase catalyses the decomposition of hydrogen peroxide to water and oxygen.