In angiosperms, male gametes are formed from
Antipodals
Prothallial cell
Tube cell
Generative cell
Flowering plants are more successful than other members of the plant world because
In angiosperms the sporophylls are organised into
Endosperm of angiosperm is
An angiosperm is different from a gymnosperm in the absense of
The endosperm in angiosperms develops from