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ï¡ Kilocalorie: measure of energy content in food; 1 kilocalorie represents the amount of heat needed to raise the temperature of 1 liter of water 1°C; commonly referred to as calorie ï§ A person needs about 2,000 kcals per day to meet their energy needs ï§ Three nutrients provide energy: protein (4 kcal/g), fats (9 kcal/g), and carbohydrates (4 kcal/g) Copyright © 2017 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. 7
