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A student performing the Experiment 2 of this lab set up a positive control with a known Catalase Positive bacteria. However, he had no remaining

A student performing the Experiment 2 of this lab set up a positive control with a known Catalase Positive bacteria. However, he had no remaining Hydrogen Peroxide in his lab kit supplies so he used some that he had in his home medicine cabinet. No bubbles were produced after the addition of the hydrogen peroxide. What explanation can you give for this result?

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