Biomolecules:Lipids and Their Metabolism Lipids classified into two broad types: 1.Those that contain ester linkages that can be hydrolyzed Include fats and waxes 2.Steroids which do not have ester linkages and cannot be hydrolyzed Includes cholesterol and other steroidal hormones 0 CH2O-C-R CH3 CHO-C-R HO CH20-&-R Animal fat-a triester Cholesterol (R,R',R"=C11-C19 chains) LmigA Rpt RdLipids classified into two broad types: 1. Those that contain ester linkages that can be hydrolyzed ▪ Include fats and waxes 2. Steroids which do not have ester linkages and cannot be hydrolyzed ▪ Includes cholesterol and other steroidal hormones Biomolecules: Lipids and Their Metabolism