The male gametes of bryophytes are . . . . . . .

In which of the following are elaters found in the mature spore capsule to assist in spore dispersal?

In some liverworts,the ......... helps in the dispersal of spores.

$A.$ In mosses,vegetative reproduction occurs by budding.
$R.$ In mosses,the spore-producing sporophyte stage is responsible for asexual reproduction.

Which of the following plants lacks vascular tissue?

The protonema of moss differs from green alga in having