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.
In this case, water will rush out of the cell, trying to dilute the surrounding solution, and the cell with shrink down to almost nothing. Finally, if a cell has the exact same amount of solute as the surrounding solution, this is called an isotonic solution. Water doesn't really need to dilute anything, so it just lazily moves in and out of the cell: