A [[lipid]] made from [[fatty acid]]s that have at least one [[double bond]] between [[carbon]] [[atoms]].<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia
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A [[lipid]] made from [[fatty acid]]s that have at least one [[double bond]] between [[carbon]] [[atom]]s.<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia