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Food and Energy 1

Section one science Key Terms

Nutrient Substance in food that provide the raw materials and energy the body needs to carry out all its essential processes
Calorie The amount of energy needed to raise he temperature of ones gram of water by one degree Celsius
Carbohydrate Nutrient composed of carbon, oxygen, and hydrogen that is a major source energy
Glucose A sugar that is a major source of energy for the body's cells
Fat Energy-containing nutrients that are composed of carbon, oxygen
Protein Nutrient that contains nitrogen as well as carbon, hydrogen, and oxygen; they are needed for tissue growth and repair and plat a part in chemical reactions within the cells
Amino Acid Small units that are linked together chemically to form large protein molecules
Vitamin Molecules that act as helpers in a variety of chemical reactions within the body
Mineral Nutrients that are needed by the body in small amounts and are not made by living things
Created by: MJRQT827