Perisperm differs from endosperm in

In albuminous seeds,food is stored in the ...... .

In angiosperms,free nuclear division occurs during:

Double endosperm is found in

Fusion of a male gamete with the secondary nucleus forms the

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: