In flowering plants meiosis occurs at the time of
Formation of buds
Germination of seed
Formation of root primordia
Formation of pollen grains
How many microspore mother cells will give rise to $256$ microspores after reduction division
$A$ : The generative cell comes to lie freely in the cytoplasm of the tube cell.
$R$ : Cellulosic wall around generative cell is dissolved.
In an young anther the four rows of cells which later produce pollen are called
Germpore is the region where the exine is
Identify figure.