Steps. 1  1. Pick up your supplies. For a good quality pedicure, youâll need some basic toe-tampering supplies. 2  2. Remove any pre-existing nail polish. Although it may seem obvious, taking off your old nail polish is an important first step to giving yourself a pedicure. 3  3. Start your soak.
Because you want your blood cells to sit in an isotonic solution. An isotonic solution is when two solutions, separated by a semipermeable membrane, have equal concentrations of solutes and water. Imagine you're at a party and there are an equal number of guests in the living room and in the kitchen.
Red blood cells maintain normal morphology and chemical exchange rates in isotonic solutions. A cell is in an isotonic solution if the osmotic pressure inside the cell is equivalent to the osmotic pressure of the solution surrounding the cell. Plasma is the primary isotonic solution for red blood cells.