What Are Lipids?
Lipids are organic compounds, like fats, oils, and certain components of membranes. They do not interact appreciably with water.
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Lipids Don't Interact With Water
Lipids are compounds that are insoluble in water but are soluble in organic solvents such as ether and chloroform. (source π)
Important Lipids
Important lipids include fats and oils, fatty acids, phospholipids, and cholesterol. (source π)
Fats and oils
Fats and oils are important in the diet as energy sources. Especially sources of essential fatty acids and fat-soluble vitamins, which tend to be associated with fats. (source π)
Fatty acids
Fatty acids supply the energy consumed in cellular growth at certain stages of life. (source π)
Phospholipids
Phospholipids are important components of the brain and nervous tissue, membranes throughout body tissues, and the carriers of cholesterol and fats in the blood. (source π)
Cholesterol
Cholesterol is a component of membranes in body cells and is required for the normal development of the brain and nervous tissue. (source π)