Biology 11th Edition by Cecie Starr ,Ralph Taggart

Exercise 5

One molecule of catalase can break down 6 million hydrogen peroxide molecules every minute. It is found in most organisms that live under aerobic conditions because hydrogen peroxide is toxic-cells must dispose of it fast or risk being damaged. Peroxide is catalases substrate; but by a neat trick, catalase also can inactivate other toxins, including alcohol. Can you guess what the trick is