Pollen magnification to see detail. The study of pollen is called palynology and is highly useful in paleoecology, paleontology, archaeology, and forensics. Pollen in plants is used for transferring haploid male genetic material from the anther of a single flower to the stigma of another in cross-pollination. In a case of self-pollination, this process takes place from the anther of a flower to the stigma of the same flower. Pollen itself is not the male gamete. Each pollen grain contains vegetative (non-reproductive) cells (only a single cell in most flowering plants but several in other seed plants) and a generative (reproductive)
The Flower Girl then, other works have also been adapted into movies "under his guidance", including "The Flower Girl". The opera was intended to promote the communist ideology, by incorporating themes such as the class struggle against the bourgeois; such themes were similarly maintained in the film. In April 1972, the film adaptation was officially launched. The film was directed by Choe Ik-kyu and the script was written by Pak Hak; "Paekdu-san Group" was responsible for the production of the film. According to Paul Fischer, the author of "A Kim Jong-Il Production", "it is almost impossible to exaggerate" the importance of "The Flower