It is an essential element for plant life, but when there is too much of it in water, it can speed up eutrophication (a reduction in dissolved oxygen in water bodies caused by an increase of mineral and organic nutrients) of rivers and lakes. Soil erosion is a major contributor of phosphorus to streams.
The process occurring is called mitosis. The third step is called Metaphase; when the chromosomes separate to opposite ends of the cell to prepare for telekinesis.