Biology

What are the roles of hydrogen peroxide, oxygen, hydrogen, and catalase in the following chemical reaction?
catalase
2H2O2 > O2 + 2H2O
A. Catalase is an enzyme, O2 and H2O are substrates, and H2O2 is a reactant.
B. Catalase is a substrate, O2 and H2O are substrates, and H2O2 is an enzyme.
C. Catalase is a substrate, O2 and H2O are products, and H2O2 is an enzyme.**

D. catalase is an enzyme, O2 and H2O are products, and H2O2 is a substrate.

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  1. Nvmd I just found out it was D.

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