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Q.
The following figures show
Sexual Reproduction in Flowering Plants
Solution:
• The microspores, as they are formed are arranged in a cluster of $4$ cells-the microspore tetrad.
• Arrangement of microspores in tetrads is usually tetrahedral (most common type and found in dicots).
• Another type of tetrad called isobilateral type is found in most of the monocots (Zea mays).
