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  4. In microsporangium, cells of which layer have more than one nucleus?

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Q. In microsporangium, cells of which layer have more than one nucleus?

NTA AbhyasNTA Abhyas 2020Sexual Reproduction in Flowering Plants

Solution:

The innermost wall layer of microsporangium is the tapetum. It nourishes the developing pollen grains. Cells of the tapetum possess dense cytoplasm and generally have more than one nucleus. They are also responsible for the development of sporopollenin.