Answer:
Fats: Their role is to give your body energy and to support cell function.
Phospholipids: This is a major component. It acts as a barrier to protect the cell against various environmental insults and enables multiple cellular processes to occur in subcellular compartments.
Waxes: Waxes are valuable to both plants and animals because of their hydrophobic nature. This makes them water resistant, which prevents water from sticking on surfaces.
Steroids: Their role is to do cellular signaling or modulation of the lipid membrane structure and dynamics.