Lipids I Transparencies

Lipids I Transparencies - Lipids - Simple Lipids, Waxes...

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Lipids - Simple Lipids, Waxes & Triglycerides I. General Information About Lipids A. Definition - Compounds that are insoluble in water, but are soluble in nonpolar solvents B. Classes of Lipids 1. Waxes – Plant and Animal 2. Triglycerides 3. Glycerol Phosphatides 4. Sphingolipids 5. Glycolipids 6. 7. Steroids 8. Fat Soluble Vitamins 9. Prostaglandins & Prostacyclins – The Eicosenoids 10. Glycosyldiacylglycerols 11. Terpenes 107
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C. Functions of Lipids 1. They are involved in energy storage and transport 2. They are involved in cell wall and cell membrane structure 3. They may serve as insulators 4. They pad and protect vital organs 5. Some lipids serve metabolic roles (Steroid hormones) 6. Some lipids have a pulmonary function (act as surfactants) 7. Some enzymes require lipids for proper functioning 8. They appear to be involved in the functioning of the nervous system 108
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II. Waxes A. Esters formed from long chained fatty acids with long chain alcohol B. General Structure O || R - C - O-R' C. Examples of waxes 1. Bees Wax - Carboxylic Acid =36 C's and alcohol = 24-36 C's – Wax for candles, shoe polish, wax paper O || R -C - OR' up to 36 C's 24 - 36 C's 109
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2. Spermaceti Wax - Carboxylic Acid =16
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This note was uploaded on 12/10/2011 for the course BCH 5045 taught by Professor Guy during the Fall '08 term at University of Florida.

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Lipids I Transparencies - Lipids - Simple Lipids, Waxes...

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