The answer is C your welcome (:
In dialysis, a semipermeable membrane, called a dialyzing membrane, permits small solute molecules and ions as well as solvent water molecules to pass through, but it retains large particles, such as colloids. o Dialysis is a way to separate solution particles from colloids
Moon is the shadow that is going across the sun during the solar
The difference between the trachea and esophagus is that the trachea is connected to the lungs while the esophagus to the stomach.
