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Food and Energy (Fats (like carbohydrates, fats are high energy nutrients…
Food and Energy
Fats
like carbohydrates, fats are high energy nutrients that are composed of carbon, oxygen, and hydrogen
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fats are usually classified as either unsaturated fats or saturated fats, based on their chemical structure
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cholesterol is a waxy, fatlike substance found only in animal products
Why You Need Food
nutrients are the substances in food that provide the raw materials and energy the body needs to carry out all the essential processes
there are six kinds of nutrients necessary for human health, carbohydrates, fats, proteins, vitamins, minerals, and water
one calorie is the amount of energy needed to raise the temperature of one gram of water by one Celsius degree
Carbohydrates
the nutrients called carbohydrates, which are composed of carbon, oxygen, and hydrogen, are a major source of energy
Simple Carbohydrates
one sugar, glucose, is the major source of energy for you body's cells
Complex Carbohydrates
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like starch, fiber is a complex carbohydrate found in plant foods
Proteins
proteins are nutrients that contain nitrogen as well as carbon, hydrogen, and oxygen
Amino Acids
proteins are made up of small units called amino acids, which are protein molecules
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