How do tapetal cells become bi-nucleate ?
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Tapetal cells are the layer of cells present inside the pollen sac. ... Tapetal cellshelp in growth and development of pollen grains. Tapetal cells undergo endomitosis (type of mitosis) in which nucleus divides within the nuclear membrane but cytokinesis (cell wall formation) does not occur.
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cells of tapetum possess dense cytoplasm and generally have more than one nucleus. tapetal cells become bi-nucleate by multiple cell fusions of uni-cellular cells.thus tapetal cells are syncitium (cells hving more than one nucleus)
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