what are the important structures formed by the pollen?
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Answer:
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When the pollen reaches the pistil or female cone, a pollen tube is formed, which transports the sperm to the ovule containing the female gametophyte. The term pollination refers to the transfer of pollen grains from the anther to the stigma of a flower.
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They are very small in size. They are egg-shaped structures when placed under a microscope.
EXPLANATION:
The pollen grains are located in the anther, and are dispersed into the stigma of another or same flower in the process of pollination. They are microscopic structures but can be seen by naked eyes when are in group.
It contains an outer coating which is rigid and it protects the inner material. The tube cell is located inside it which develops into pollen tube after the fertilization process.