what type of macromolecule are fats
1 Lipids are water insoluble macromolecules. 2  Fats and oils are triglycerides, composed of three fatty acids covalently bonded to a glycerol molecule by ester linkages. 3  Saturated fatty acids have a hydrocarbon chain with no double bonds. Lipids are water insoluble macromolecules. 2  Fats and oils are triglycerides, composed of three fatty acids c} DUPipeline_QISnippet_FirstGoodLong_Snippet_v1: {},{-1|-1|1|Macromolecules lipids.