The Toxic Superoxide Ion Is Converted to Harmless Oxygen by Two

question 21

Multiple Choice

The toxic superoxide ion is converted to harmless oxygen by two enzymes, _______.

• A) superoxide dismutase and catalase
• B) catalase and hydrogen peroxidase
• C) superoxide dismutase and hydrogen peroxidase
• D) superoxide dismutase and oxidase
• E) catalase and oxidase

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