Protein provides amino acids and energy for the formation of new muscle, connective tissue, and bone, as well as for synthesis of a large number of enzymes, hormones, and plasma protein. ... Amino Acid Needs- the nine amino acids that are essential for adults are also essential for infants. Several amino acids are considered conditionally essential. ... For example cysteine is an essential amino acid during early infancy, because the synthetic enzymes that convert methionine to cysteine are not fully developed. Carnitine, also an amino acid, plays a central role in the metabolism of fat, i...

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There are six main groups of nutrients: vital - Proteins: Proteins are complex molecules made up of smaller items called amino acids. ... - Minerals: Minerals are inorganic compounds present in the food we eat and incorporated into many structures of the body such as bones teeth and blood... Practices that enhance nutritional value are: Combining Foods: The combination of low biological value protein foods ensures the inclusion of essential amino acids that are lacking in one food. ...

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The base of the Food Guide Pyramid, which should constitute the majority of daily Calories, is represented by the bread, cereal, rice, and pasta group (6-11 servings), as well as the vegetable group (3-5 servings) and the fruit group (2-4 servings) (Williams, M., 2001, p. 37). ...

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• Grade Level: High School