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cod liver oil, weight gain, plump lesbians , lipid, movie times, whole, global economic, questions and answers, compactflash, heart disorders, fatty acid glycerol esters, adenosine triphosphate, 2004, plump ebony , | In the various types of steroids, various other groups/molecules are attached arachidonic acid around the edges. Know how to draw the four rings that make up the central structure. Cholesterol is not a “bad guy!” Our bodies make about 2 g of arachidonic acid cholesterol arachidonic acid per day, and that makes up about 85% of blood cholesterol, while only about 15% comes from dietary sources. Cholesterol is the precursor to our sex hormones and Vitamin D. Vitamin D is formed by the action of UV light in sunlight on cholesterol molecules that have “risen” to near the surface of the skin. At least one source I read suggested that people not shower immediately after being in the sun, but wait at least ˝ hour for the new Vitamin D to be absorbed deeper into the skin. Our cell membranes contain a lot of cholesterol (in between the phospholipids) to help keep them “fluid” even when our cells are exposed to cooler temperatures. |
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Lecithin is used to emulsify the lipids and hold them in the water as an emulsion. Lecithin is the basis of the classic emulsion known as mayonnaise. Our cell membranes are made mostly of phospholipids arranged in a double layer with questions and answers the tails from both layers “inside” (facing toward each other) and the heads facing “out” (toward the watery environment) on both surfaces. Steroids The general structure questions and answers of cholesterol consists of two six-membered rings side-by-side and sharing one side in questions and answers common, a third six-membered ring off the top corner of the right ring, and a five-membered ring attached to the right side of that. The central core of this molecule, consisting of four fused rings, is shared by all steroids, including estrogen (estradiol), progesterone, corticosteroids such as cortisol (cortisone), aldosterone, testosterone, and Vitamin D. |
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