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A calorie refers to: 1. a unit of energy supplied by food. 2. carbohydrates that supply energy for exercise. 3. how long it takes food to be digested. 4. the nutritional value of a food item.
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A calorie refers to:

1. a unit of energy supplied by food.

2. carbohydrates that supply energy for exercise.

3. how long it takes food to be digested.

4. the nutritional value of a food item.

User Dfrojas
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1 Answer

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Answer: 1

Step-by-step explanation:

User Mark Kelly
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