Question

Discirbe the structure of mature embryo sac in angiosperm plants

Answer 1

In seed plants, the ovule ("small egg") is the structure that gives rise to and contains the female reproductive cells, The female gametophyte... specifically termed a megagametophyt is also called the embryo sac in angiosperms.

Answer 2

Refer these figures
You know, Embryo sac in angiosperm is also called as Female gametophyte