Pollen tube through wind, water or pollinators. The last step before fertilization is the growth of the pollen tube to transfer non-motile sperm to the protected egg. Pollen tubes are unique to plants and their structure had evolved over plant history. The pollen tube formation is complex and the mechanism is not fully understood, but is of great interest to scientists. Pollen is produced by the stamen, the male reproductive organ of the flower. Each pollen grain contains a vegetative cell, and a generative cell that divides to form two sperm cells. The pollen is delivered by the opening of anthers for
Life Is a Flower It was rejected by the record label, although they had invested a lot of money in it. Scenography didn't fit to the happy message of the song and it was found too dark and heavy. The second music video was officially released and is much more colourful and funny. Part of the storyboard was created by Jenny Berggren herself. Ace of Base also brought some elements of scenography on their own, like a washing machine. Life Is a Flower "Life Is a Flower" is a song by Ace of Base, released as their first single from their 1998 album "Flowers".