Chapter 4: The Trapping of the Sun
- Page ID
- 56180
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- 4.3: Sugar Sweet
- Sugar is the basic unit of carbohydrates. On the tongue, most sugars are immediately perceived as sweet. Some biologists speculate that sweetness is almost always perceived as pleasant because sweetness is the hallmark of carbohydrate. And a mix of carbohydrate-rich foods—fruits, vegetables, grains—form the core of nutritious diets throughout the world.