Which statement describes the phospholipid bilayer that makes up a cell membrane? The hydrophobic heads point into and out of the cell, while the hydrophilic tails form a layer between the heads. The hydrophobic tails point into and out of the cell, while the hydrophilic heads form a layer between the tails. The hydrophilic heads point into and out of the cell, while the hydrophobic tails form a layer between the heads. The hydrophilic tails point into and out of the cell, while the hydrophobic heads form a layer between the tails.