Question

In the T.S. of a mature anther given below, identify "a" and "b" and mention their functions.

Answer 1

"a" - Sporogenous tissue - During the development of the anther, the cells of the sporogenous tissue undergo meiotic divisions to form microspore tetrads. 

"b" - Tapetum - It is the innermost layer surrounding the microsporangium. It plays an important role in providing nourishment to the developing pollen grains.