During the cell cycle the genetic material is _______ and then ______ into two identical cells. Before a cell can divide it needs to ____ and _______ the number of sub-cellular structures such as ribosomes and mitochondria. The DNA replicates to form ___ copies of each _______. In _______ one set of chromosomes is pulled to each end of the cell and the nucleus divides. Finally the cytoplasm and cell membranes divide to form two _______ cells