PDF-Lipids: Membrane Structure

149Role of lipids 149Fatty acid structure and nomenclature 149Types of membrane lipids 149Structure of membrane 149Membrane fluidity Fatty acid nomenclature Unsaturated Fatty acids 14. Chapter 29. 2. Lipids. are . biomolecules. that are soluble in organic solvents.. The identity of lipids is defined on the basis of a physical property and not by the presence of a particular functional group.. Lipids. Essential . macronutrients. Provide . energy. Building blocks for cell membranes. Form many important hormones. Help transport fat-soluble nutrients. Contribute to flavor and texture of . food. . 2003-2004. Lipids. 2003-2004. Large biomolecules that are made mostly of carbon and hydrogen with a small amount of oxygen (sometimes Phosphorous).. Lipids . Monomer subunits . Glycerol and 3 fatty acids. Dr. Huda Hania. Lipid chemistry . Lipid chemistry . Definition . Fats and Oils (triglyceride) . Waxes. Steroids. Fat- soluble vitamins. Phospholipid. Mono- di glycerides . Lipid compounds including: . Lipids are non-polar. (hydrophobic) . organic compounds, insoluble in water, . soluble in organic . solvents (ether, acetone, . carbontetrachloride. ). . They contain carbon, hydrogen, and oxygen; sometimes nitrogen and phosphorus. . Fats and Oils. Classification of Nutrients. Carbohydrates. Lipids. – . 9 calories per gram. Protein. Vitamins. Minerals. Water. LIPIDS. Most . concentrated. source of food energy. Provide . Nature’s flavor enhancer. lipids vs carbohydrates. - . both . Contain: carbon. , hydrogen, and . oxygen. LIPIDS do not:. dissolve in water. provide structure to food products. lipids. Food Examples: . Lipid chemistry . Lipid chemistry . Definition . Fats and Oils (triglyceride) . Waxes. Steroids. Fat- soluble vitamins. Phospholipid. Mono- di glycerides . Lipid compounds including: . Classification of Lipids. Lipids. …. a category of organic compounds that are insoluble in water and have a greasy feel.. Pringles. Calories. Fat. Satur-ated. Fat. Cost. Regular Pringles. 150. 9. 2.5. $1.00. Light Pringles. The anti-inflammatory properties of lipids extracted from Omani camel milk Raya Hamdan Salim Al-Nasseri , M.Sc * Morris Keith , Director of study, Cardiff school of Health Sciences, Cardiff Metropolitan University, Wales, UK. Lipids are a family of chemical compounds that are a main component in every living cell. They include the following three categories:. Triglycerides. – they include all fats and oils people typically eat.. Structures of fatty acids. Hydrogenation. Nomenclature. Essential fatty acids. Agenda. Functions. Long-term ___ storage. Support organs. Insulation. Fat soluble vitamins A, D, E, K. Types. Physical Property. nonpolar. organic compound insoluble in polar solvent , but . soluble in organic solvents. such as benzene ,ether, chloroform.. Biological role of lipids. :. Lipids are found naturally in all living organisms.. are a diverse group of compounds that are insoluble in water but soluble in organic solvents such as ethanol.. The most common types of lipid are . triglycerides. (sometimes known as true fats or neutral fats), but other important lipids include waxes, steroids and cholesterol..