Fats suna da babban rukuni na mahadi wanda ya ƙunshi fatty acid da glycerol; wani glycerol kwayoyin da aka haɗa zuwa uku fatty acid esters ake kira triacphylglyceride. Akwai bambance-bambance da yawa akan wannan tsari, gami da madadin kashin baya kamar sphinos a cikin sphingoliphoids, da kuma rukunin hydrophilic kamar phosphate a cikin phosphoids. Steroids kamar manyan lipids ana ayyana su. Tambaya: ta yaya aka ayyana wani babban rukuni na lipid?
ƙwayoyin halitta na hydrophobic ko amphipathic