How do enzyme work?

POTATO OXIDASE

1. Prepare three clean test tubes. Label test tubes 1 to 3.

2. Pipette 1 mL of catechol solution and small amount of potato extract in tube

1.

3. Pipette 1mL water and a small amount of potato extract in tube 2.

4. Pipette 1 mL of catechol solution and 1 mL water in tube 3.

5. Mix the contents of the tube by shaking gently and place in a water bath at 37

deg. C.

6. Examine the tubes after 5 minutes by holding up to light. Record the results.

Result: ____________________

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