Answer: Less\ Extracellular
Explanation: The plasma of our blood constitutes less than half of the fluid in our body; plasma is part of the extracellular fluid.
Lipids are essential for all life on Earth. They play many important roles in maintaining the health of an organism. Arguably the most important function lipids perform is as the building blocks of cellular membranes. Other functions include energy storage, insulation, cellular communication and protection.