arachidonic acid, aa, ara molecule. it is unsaturated omega-6 fatty acid, is precursor in biosynthesis of prostaglandins,

acid anandamide ara arachidic arachidonate arachidonic atom atomic cage carbon carboxylic chemical chemistry diacylglycerol drawing eicosanoid eicosatetraenoic fatty flat formula hydrogen icon illustration leukotriene lipase molecular molecule notebook nutritional omega6 organic oxygen phospholipase phospholipid polyunsaturated precursor prostaglandin sheet structural structure supplement thromboxane unsaturated vector