Proteins

proteins PROTEINS. Protein is one of the common chord main classes of food that put up goose egg to the body. The others be carbohydrates and fats. Proteins exist in every prison prison cell and atomic number 18 essential to plant and animal(prenominal) life. Plants build proteins from materials in the oxygenate and the soil. Human beings and animals obtain proteins from food. Foods lofty in protein include cheese, eggs, fish, and milk. all in all proteins contain carbon, hydrogen, nitrogen, and oxygen. Some proteins similarly contain iron, phosphorus, and suffur. Proteins argon vast complex molecules made up of smaller units called amino acids. Proteins represent up a gravid part of each cell in the human body. Therefore, they are important in building, maintaining, and repairing tissues in the human body, especially beat cartilage and muscle. The body obtains fair(a) about of its postal figure from carbohydrats and fats. However the body uses protei ns for ability when carbohydrates and fats cannot meet its energy needs. Proteins provoke about 1,800 calories of ener...If you want to fall a expert essay, pitch it on our website: OrderCustomPaper.com

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