List of top Biology Questions on Post-Fertilisation : Structures And Events asked in NEET (UG)

The plant parts which consist of two generations - one within the other: 
(a) Pollen grains inside the anther 
(b) Germinated pollen grain with two male gametes 
(c) Seed inside the fruit 
(d) Embryo sac inside the ovule

Perisperm differs from endosperm in

The endosperm of gymnosperm is