Please note: Stop a movie before viewing the next one!

Click image to see cytokinesis in a stamen hair cell.

The new cell wall is initiated in the center of the cell after chromosome separation in anaphase, and expands laterally until it fuses with the parental cell wall at a predetermined site.

Click image to stop movie.

The movie shows animated pseudocolor ratio images of a growing pollen tube loaded with the calcium-sensitive dye fura-2 dextran. High cytoplasmic calcium is indicated by red, low by blue.