First slide
Pre-fertilisation : Structures and Events
Question

The structure of anther wall or microsporangial wall which shows direct contact with microspore mother cells of microsporangium is 

Easy
Solution

Tapetum is the innermost layer of anther wall and closely surrounds the sporogenous tissue of microsporangium whose cells behave ultimately as microspore mother cells. Tapetum provides nourishment to the sporogenous cells.

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