oily substance 2 major groups of lipids: • Polar lipids: e.g. phospholipids, glycolipids and cholesterol • Non-polar lipids e.g. triglycerides(25%),squalene, and waxes
oily substance 2 major groups of lipids: • Polar lipids: e.g. phospholipids, glycolipids and cholesterol • Non-polar lipids e.g. triglycerides(25%),squalene, and waxes