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Q.
Protonema is the stage in the life-cycle of
Uttarkhand PMTUttarkhand PMT 2009
Solution:
Protonema is the juvenile stage of moss resulting from the germinating meiospore and consists of a slender, green, branching system of filaments. In Funaria, the protonema stage is only vegetative and transitory, which preceds the upright, leafy gametophyte.