Type your aliswer (Score for Question 4:
of 5 points)
Enzymes are proteins that enable molecules to undergo chemical change. Hydrogen peroxide (H2O2) is a
compound that is present in almost all living organisms. But hydrogen peroxide is harmful to cells.
Consequently, most living organisms have an enzyme called peroxidase to protect against H2O2. Explain how
peroxidase behaves like an enzyme to help protect the body against H2O2.

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