Based on this image, which of the following statements is true? Choose 1
The molecules will move down the concentration gradient and once at equilibrium, will no longer
move across the membrane.
The molecules will move from an area of high concentration to an area of low concentration
without any energy input.
The molecules will move from an area of high concentration to an area of low concentration due to
an input of energy.
The molecules will move from an area of low concentration to an area of high concentration
without any energy input.