Gracehata Gracehata 15-10-2017 Biology contestada Fats are specialized lipid molecules, and enzymes are specialized protein molecules. How do the functions of fats and enzymes differ? Fats provide support for cells, while enzymes lower the pH of gastric fluids. Fats are structural building materials, while enzymes are transportation molecules. Fats are storage molecules, while enzymes are catalytic molecules. Fats regulate body functions, while enzymes denature invasive bacteria.