The lack of fruit formation in gymnosperm is due to
absence of fertilization
lack of seeds
naked ovule
sheding of immature seed
C.
naked ovule
In Gymnosperms, ovule lacks ovary and ovary wall that forms fruit after maturation in Angiosperms.
In gametophyte of fern
prothallus is independent from sporophyte
prothallus is attached with sporophyte
it is main plant body
a structure attached with rhizome
In living beings ammonia is converted into urea through
ornithine cycle
citrulline cycle
fumarine cycle
arginine cycle