PMB addresses allow small businesses to have a professional-looking street address, have someone available during regular delivery hours to sign for letters or packages, pick up the mail at convenient hours, and retain privacy, which can be important for the owners of home-based businesses.
The main â¦ functions of lipids are energy storage, as structural components of cell membranes, and as important signaling molecules.ipids have six major functions. They store energy, they are a  shock absorber, they are structural components in cell membranes,  they are precursors of hormones, they are â¦ insulation, and they aid  in the absorption of vitamins.
Functions of Lipids. Lipids perform a variety of tasks in biological systems. Terpenes, steroids, and eicosanoids act as communication molecules, either with other organisms or with other cells within the same organism.The highly reduced carbon atoms in triglycerides help to make fats an ideal energy storage compound.DLs are used to transport cholesterol and triglycerides from the liver to the tissues. In contrast, high density. An electron micrograph of lipid droplets in the fat cell of a rat. lipoproteins, or HDLs, have a relatively lower ratio of lipid to protein and are used in the removal of cholesterol and fats from tissues.