Nutrition test review 2

Nutrition test review 2 - All-or-none principal- either all...

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All-or-none principal- either all the essential nutrients are available, or none can be used. The remaining amino acids would then be used for energy needs, converted to carbohydrate or fat. Limiting amino acid- The essential amino acid in a food or diet in relation to body needs becomes the limiting factor (called the limiting amino acid) Complementary proteins- Two food protein sources that make for each other’s inadequate supply of specific essential amino acids. Together they yield a sufficient amount of all nine and, so, provide high-quality (complete) protein for the diet Amino acids are linked together by chemical bonds- called peptide bonds Peptide bond- A chemical bond formed between amino in a protein Polypeptide- A group of amino acids bonded together, from 50 to 2000 or more Protein synthesis- Protein synthesis takes place in the cytoplasm, not in the nucleus. Thus, the DNA code used for synthesis of a specific protein must be transferred from the nucleas to the cytoplasm to allow for such synthesis. This transfer is the job of messenger
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Nutrition test review 2 - All-or-none principal- either all...

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