What Happens When the Concentrations of a Solute That Can

What happens when the concentrations of a solute that can freely diffuse across a membrane are equal inside and outside the cell?

A) The osmotic pressure is equilibrated on both sides of the membrane.
B) Solute molecules no longer diffuse across the membrane.
C) Solute molecules continue to diffuse across the membrane.
D) Transporter proteins are inhibited to prevent movement across the membrane.
E) Channel proteins are gated to prevent movement across the membrane.