Tags: pollen

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When pollen comes of age

New research from the University of Georgia has determined when pollen comes of age and begins expressing its own genome, a major life cycle transition in plants. Each grain of pollen is actually its own multicellular organism – with two to 40 cells, depending on the species. Pollen expresses its own genome and is genetically distinct from its parent plant. That means pollen grains from a single flower can have different traits and…
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