Which of the following is NOT true according to the text?

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Calories are a unit of energy.

A gram of fat and a gram of protein have the same number of calories.

The number of calories needed for every person is different.

Taking more calories than needed can make a person gain weight.

Giải thích

Hướng dẫn giải:

Đáp án đúng: B

Thông tin: For example, 1 gram of carbohydrates or 1 gram of protein has 4 calories while a gram of fat has 9 calories. (Ví dụ, 1 gam carbohydrate hoặc 1 gam protein có 4 calo trong khi một gam chất béo có 9 calo.)