Which Statement Is FALSE in Regards to the Plasma Membrane

Multiple Choice

Which statement is FALSE in regards to the plasma membrane?

A) Glucose cannot easily diffuse across the plasma membrane.
B) Protons can easily diffuse across the plasma membrane.
C) Oxygen can easily diffuse across the plasma membrane.
D) Water can easily diffuse across the plasma membrane.
E) Potassium ions cannot easily diffuse across the plasma membrane.