carbohydrates, substances made of simple sugars that are a source of energy in food, lipids, needed for insulation and as a store of energy, proteins, used for building new cells and repairing tissues in the body tissues in the body, water, needed for chemical reactions and to dissolve substances to be transported in the blood the bloodthe bloodin, vitamins, needed in small amounts to maintain processes in the body and protect against disease, minerals, needed in small amounts to keep the body healthy, including blood, teeth, bones and nerves, fibre, needed to maintain the movement of food through the digestive system

Unit 7: 7.1.Nutrients

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