The cut surface of apple fruit tissues turn brown in contact with air, If it is dipped in solution of ascorbic acid browning does not occur. Why?

Options :
  1. it prevents drying of cut surface
  2. over come injured cells
  3. prevents release of brown dye from cut surface
  4. inhibit activity of polyphenol oxidase


Answer and Explanation :-

Answer: Option 4

Explanation:

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