In majority of angiosperms
egg has a filiform apparatus
there are numerous antipodal cells
reduction division occurs inthe megaspore mother cells
a small central cell is present in that embryo sac.
Stalk with which ovules attached to the placenta is called
Definations / Explanation :
$1.$ Embryo sac
$2.$ Monosporic development
A Drusa type of embryo sac is
In angiosperms embryosac is developed from