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Nutrient Assignment

Autor:   •  April 28, 2012  •  Essay  •  417 Words (2 Pages)  •  997 Views

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A) Carbohydrates: Molecules consist of carbon, hydrogen and oxygen atoms. It is also a major food source and a key form of energy for most organisms. When combined together to form polymers, carbohydrates can function as long term food storage molecules, as protective membranes for organisms and cells, and as the main structural support for plants and constituents of many cells and their contents. An example of a food item containing this would be a baked potato

B) Protein: Molecules contain nitrogen, carbon, hydrogen and oxygen. They act as biological catalysts (enzymes), form structural parts of organisms, participate in cell signal and recognition factors, and act as molecules of immunity. Proteins can also be a source of fuel. An example of a food item containing this would be a steak.

C) Unsaturated fats: Unsaturated fats are healthy fats that are derived from plants and lower LDL (bad) cholesterol and raise HDL (good) cholesterol. An example of a food item containing this would be either nuts or olives.

D) Saturated fats: a type of fat found in animal products, such as meat and dairy. This type of fat is solid at room temperature and differs from other types of fats in that they do not contain double bonds between carbon atoms, and are fully saturated with hydrogen atoms. This type of fat is also most known for raising LDL cholesterol. An example of a food item containing this would be bacon.

E) Trans fat: are created in an industrial process that adds hydrogen to liquid vegetable oils to make them more solid. Another name for trans fats is “partially hydrogenated oils." An example of a food item containing this would be White Castle Home-style Onion Rings (30 grams of trans fat).

F) Cholesterol: a fat-like substance (lipid) circulating in the blood of all humans. Most of the cholesterol in your body is made by the liver, however, some cholesterol can also be obtained through diet. Cholesterol has many uses

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