It degenerate after fertilization in angiosporm
Egg cell
Endosperm
Antipodal cells
Embryo
After fertilization the outer integument forms
Double fertilization is a characteristic of
The pollen tube usually enters the embryo sac
Syngamy and triple fusion is called ... $A$... The central cell becomes ...$B$... develops into ...$C$... and zygote develops into ...$D$...
$A, B, C, D$ in the above statement are