Final answer:
When food nears a fire, it undergoes various transformations like denaturation of proteins and breakdown of carbohydrates. Fats can also melt due to the heat.
Explanation:
When food approaches a fire, the heat causes several changes in the food. One significant change is the process of cooking, where proteins denature and complex carbohydrates break down into simpler sugars. Additionally, fats present in the food may start to melt due to the heat.
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