Tag: Problem solving
-
Apple Experiment: Preventing Oxidation
Apple Oxidation by Fran W. Why do apple slices turn brown? Whenever an apple is cut, peeled, hit or dropped, cell walls are damaged. Enzymes called polyphenol oxidase (PPO), and iron-containing phenols are exposed to the oxygen in the air and oxidation occurs. Fruits and vegetables such as apples, mango, potatoes, bananas, peaches and pears all […]