Why Is The Cell Membrane A Phospholipid Bilayer?

Why Is The Cell Membrane A Phospholipid Bilayer? Phospholipids, arranged in a bilayer, make up the basic fabric of the plasma membrane. They are well-suited for this role because they are amphipathic, meaning that they have both hydrophilic and hydrophobic regions. Chemical structure of a phospholipid, showing the hydrophilic head and hydrophobic tails. Is the