Question

why do apples turn brown​

Answer 1

Answer:

✨✨Apples turn brown because of enzymatic browning. This process requires three things: Oxygen. A special enzyme called polyphenol oxidase (PPO)✨✨

Answer 2

Answer:

Here's Your Answer

Explanation:

When an apple is cut (or bruised), oxygen is introduced into the injured plant tissue. When oxygen is present in cells, polyphenol oxidase (PPO) enzymes in the chloroplasts rapidly oxidize phenolic compounds naturally present in the apple tissues to o-quinones, colorless precursors to brown-colored secondary products.

Apples turn brown because of enzymatic browning. This process requires three things: Oxygen. A special enzyme called polyphenol oxidase (PPO).

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