Beer is prepared from</h2></div>

In ___, female gametophytes stop their growth at 8 nucleate stages.

________ of the pollen grain divides to form two male gametes.</h2></div>

A gymnospermic leaf carries 16 chromosomes. The number of chromosomes in its endosperm is .............................&…

What are the red spots in the picture?

Wind pollinated plants generally do not show the character.</h2></div>

Why are petals colorful?<br> </h2></div>

___ is the transfer of pollen grains from the anther to the stigma of another flower of the same plant.