Oxygen in the air can cause sliced fruit to brown, a process called enzymic browning (an oxidation reaction). Phenols and the enzyme phenolase are found in the cells of the apple, and when these are exposed to oxygen in the air, for example through slicing, the oxygen causes a reaction.
Answer:
body composition is used to describe the percentages of fat, bone, water and muscle in human bodies.
Explanation:
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the answer is clearly b) losing a loved one in an accident