JAMB - Biology (2006 - No. 19)
The dominant phase in the life cycle of a bryophyte is the
gametangium
sporophyte
gametophyte
prothallus
Explanation
The gametophyte is the dominant phase in the life cycle of Bryophytes. This simply means that the majority of the plant's life is spent in the gametophyte stage, while the sporophyte stage is smaller and dependent on the gametophyte for nutrition.