Mitosis is the normal process in eukaryotes for cell division, duplicating chromosomes and segregating one of the two copies into each of the two daughter cells, and contrast with meiosis.
Dishwasher Venting Problems. Dishwasher venting problems are usually caused by a clogged vent or drain mechanism. As the dishwasher runs, water flows into the unit through the water supply and back out through the drain. To prevent the water from siphoning out of the unit during the washing cycle, air is vented from the dishwasher as water drains.
Thus the need for an air gap. But, the dishwasher already has air an air gap , because it fills from the side. Pendragon, ... the reason for the code is for backflow prvention into the water supply... not to prevent sink water from entering the dishwasher.