BrainStuff

Why do apples and potatoes turn brown when you slice them?

Oct 10, 2008 · 1 min · 1.5 MB
0:00-1:29

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All cells contains thousands of enzymes, and each of these enzymes is necessary for the cell. Check out this HowStuffWorks podcast to learn which enzymes cause apples and potatoes to turn brown upon exposure to oxygen.

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