A diagrammatic representation of phospholipid methylation and cadmium exposure alters calcium levels, induces ER stress mitochondrial dysfunction, and disrupts lipid homeostasis in Saccharomyces cerevisiae. (Cd cadmium, Ca calcium, PC Phosphatidylcholine, CHO2-phosphatidylethanolamine methyltransferase, OPI3-phospholipid methyltransferase, SPF1-ER Ca2+ ATPase, PMR1-ER & Golgi Ca2+ ATPase, LDs lipid droplets)