In the seeds of cereals, the outer covering of the endosperm separates the embryo by a protein-rich layer called:

In an angiospermic plant,endosperm is formed due to the fertilization of the secondary nucleus,but it is absent in some seeds,such as pea,bean,and Phaseolus (moong). This is due to the lack of:

Xenia is an effect of pollen grains on:

Fusion of a male gamete with the secondary nucleus forms the

The physiological nature of the edible part of a coconut is . . . . . . .

At what stage of endosperm development,you will observe nuclear or cellular type of endosperm?