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All these compounds have similar features, i.e. Lipid: Type # 6. They can also be found in cells and tissue throughout your body. Figure: Examples saponifiable and nonsaponifiable lipids. But for most people, lipid is an acceptable synonym for fat, and if you came to this article, you are probably looking for foods high in … Some define fats as lipids that contain fatty acids that are esterified to glycerol. The Three Classifications of Lipids Found in Food and in the Human Body. 1. long-term energy storage 2. act as structural components of cell membranes 3. provide insulation. What Are Lipids Used for in the Body?. You wouldn't be able to digest and absorb food properly without lipids. Lipids, also known as fats, play many important roles in your body, from providing energy to producing hormones. Lipids are fatty, waxlike molecules found in the human body and other organisms. Because of this, it is difficult to outline a general structure of a lipid. fats, oils, waxes. sphingosine and ceramides) backbone and sugar residue(s) linked by a glycosidic bond. This category includes fatty acids, triglycerides, and fats. Lipids are insoluble organic compounds that consist of fat and oil. There is a huge variety of different lipids and the chemical structure varies between each of them. Examples of Lipids. I will use the lipid and fat synonymously. Structure of lipids. Fatty Acid Structure. Lipid bilayer is the basic component of all cell membranes. Lipids are often distinguished from another commonly used word, fats. insoluble in water and soluble in organic solvents, etc. Elements found in Lipids. Glycerol Structure. They include fats and oils, cholesterol and some other substances. The hydrophobic or nonpolar tails of the phospholipid molecules are towards the centre of the bilayer. They provide high energy and perform three important biological functions in the body: to provide structure to cell membranes, to store energy, and to function as signaling molecules. a chain of carbon and hydrogen atoms) with an acidic end. Examples of phospholipids include phosphatidylethanolamine, phosphatidylinositol, phosphatidylserine, lecithin, plasmalogens and sphingomyelins. All lipids do however contain at least one hydrocarbon chain (i.e. There are different types of lipids. Building Blocks of Lipids: Living organisms are made of biomolecules (biological molecules) that are essential for performing physiological functions: carbohydrates, proteins, lipids, and nucleic acids.These molecules vary in size, structure, properties, and functions in and among cells. A sphingolipid is a lipid made up of a sphingoid base (e.g. Lipids are fat-like molecules that circulate in your bloodstream. long hydrocarbon (hydrogen and carbon) chains. The polar or hydrophilic heads of molecules form the two surfaces which are in contact with water. Lipids may originate from animals or plants, or be created synthetically. Some examples of lipids include butter, ghee, vegetable oil, cheese, cholesterol and other steroids, waxes, phospholipids, and fat-soluble vitamins. Lipids are organic compounds not soluble in water. The chemical composition of these molecules includes hydrogen, carbon, and oxygen. Lipids, according to biology, are a category molecules whose main feature is insolubility, or inability to mix with water. Examples of Lipids. Where most polymers are long chains of identical, repeating carbon-containing molecules known as monomers, lipid polymers contain an additional, nonidentical molecule attached to each monomer chain. Generally, their structures dictate their biological function. In relation to diet, lipids are thought of as fats that add calories and impact weight and health. 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