When is oxygen produced?

1 Answer
Kate M.
Sep 10, 2017

Photosynthesis in plants and when the enzyme catalase is used to break down hydrogen peroxide.

Explanation:

Photosynthesis in plants produces oxygen.

When the enzyme catalase is used to break down hydrogen peroxide, oxygen is also produced.

![http://brilliantbiologystudent.weebly.com/http://effect-of-temperature.html](https://useruploads.socratic.org/c7KDWSKfSgyvjmTkPVeb_4105137.png)

Hydrogen peroxide damages cells when it accumulates. Thus, cells use catalase to break down hydrogen peroxide into two water molecules and one oxygen molecule.

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