Biology, asked by rebeccadetron2003, 7 months ago

explain the t.s of a microsporangium with a labeled diagram

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Answered by nikitakus909811
5

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A microsporangium is circular in outline in transverse section and is usually surrounded by four wall layers. The outermost is the single layer of the epidermis. The second layer is endothecium, where cells develop thickenings. ... The innermost layer is tapetum, which provides nutrition to the developing pollen cells.

Answered by Anonymous
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