The nuclear membrane starts to disappear and chromosomes are visible. The nuclear membrane starts to disappear and chromosomes are visible. The nuclear membrane starts to disappear and chromosomes are visible. Single-stranded chromosomes are pulled to either end of the cell. Single-stranded chromosomes are pulled to either end of the cell. Single-stranded chromosomes are pulled to either end of the cell. Double-stranded chromosomes are lined up along the middle. Double-stranded chromosomes are lined up along the middle. Double-stranded chromosomes are lined up along the middle. The cell begins to pinch into two cells. Chromosomes are at opposite poles. The cell begins to pinch into two cells. Chromosomes are at opposite poles. The cell begins to pinch into two cells. Chromosomes are at opposite poles. Two daughter cells are produced. Two daughter cells are produced. Two daughter cells are produced. Double-stranded chromosomes are being pulled towards middle. Double-stranded chromosomes are being pulled towards middle. Double-stranded chromosomes are being pulled towards middle. The nuclear member has disappeared and chromosomes move around the cell. The nuclear member has disappeared and chromosomes move around the cell. The nuclear member has disappeared and chromosomes move around the cell. The nuclear membrane starts to reappear and the chromosomes uncoil. The nuclear membrane starts to reappear and the chromosomes uncoil. The nuclear membrane starts to reappear and the chromosomes uncoil. The division between the two cells begins to form. The division between the two cells begins to form. The division between the two cells begins to form. Single-stranded chromosomes are starting to be pulled towards the ends of the cell. Single-stranded chromosomes are starting to be pulled towards the ends of the cell. Single-stranded chromosomes are starting to be pulled towards the ends of the cell. Chromatin in the nucleus coil up into chromosomes. Chromatin in the nucleus coil up into chromosomes. Chromatin in the nucleus coil up into chromosomes. DNA duplicates and the cell prepares of division. DNA duplicates and the cell prepares of division. DNA duplicates and the cell prepares of division.