MDCAT Biology MCQ #1700

In a biochemical assay, a specific organelle is found to decompose hydrogen peroxide. Which enzyme is responsible for this protective reaction?

MDCAT Biology MCQ #1700

  1. Question 1

    Q1. In a biochemical assay, a specific organelle is found to decompose hydrogen peroxide. Which enzyme is responsible for this protective reaction?

    • A) Hydrolase
    • B) Polymerase
    • C) Isomerase
    • D) Catalase

    Answer: Catalase

    Explanation: Peroxisomes contain catalase to decompose hydrogen peroxide into water and oxygen, protecting the cell from oxidative damage.