HUMAN NUTRITION

Detailed explanation-1: -Essential amino acids are: histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan and valine. Protein foods that contain all essential amino acids are called complete proteins, according to Crandall.

Detailed explanation-2: -Carbohydrates, fat and protein are called macronutrients. They are the nutrients you use in the largest amounts. “Macronutrients are the nutritive components of food that the body needs for energy and to maintain the body’s structure and systems, ‘’ says MD Anderson Wellness Dietitian Lindsey Wohlford.

Detailed explanation-3: -Proteins are chains of amino acids that assemble via amide bonds known as peptide linkages. The difference in the side-chain group or R-group is what determines the unique properties of each amino acid.

Detailed explanation-4: -Proteins consist of units called amino acids, strung together in complex formations.