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Hello students, the answer to the question is the major nutrients of our food are carbohydrate, protein, fat, vitamin, minerals and water.
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First we'll talk about carbohydrate.
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Carbohydrate is the main source of energy.
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Generally, rice, wheat, maize, contains carbohydrate.
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After taking the carbohydrate, it digests by the energy.
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Enzymes and makes its simplest form, that is glucose.
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The glucose absorbed by the willis of the small intestine and goes into the blood stream.
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The plasma of the blood carries the glucose and transports it inside the cells.
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The cells make energy from the glucose by the process of cellular respiration.
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Protein.
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The main source is beet, fish, egg.
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It is also digested from its simplest form, that is amino acid.
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Main use in our body are to make new cells and help in growth.
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Fats...