1.

Arrange the layers of anther wall from locus to periphery (a) Epidermis,middle layers, tapetum, endothecium (b) Tapetum, middle layers, epidermis, endothecium (c) Endothecium, epidermis, middle layers, tapetum(d) Tapetum, middle layers endothecium epidermis

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(d) Tapetum, middle layers endothecium epidermis



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