Which of the Following Is NOT a Mechanism That Enables

Which of the following is NOT a mechanism that enables molecules to move across capillary endothelial cells?

A) diffusion of lipid -soluble molecules directly across the endothelial cell
B) movement of exchangeable proteins across endothelial cells
C) rapid diffusion of water -soluble molecules directly across the endothelial cells
D) movement through water -filled gaps between endothelial cells
E) transcytosis across endothelial cells