English, asked by Sanjnanagar88311, 10 months ago

When we cut an apple into pieces the surface of the pieces turns brown . Why?

Answers

Answered by Arifhmd
2

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

Answered by Anonymous
0

Answer:

see the attachment ✌️❣️

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