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Question : Protonema occurs in the life cycle of

Answer»

Riccia
FUNARIA
Chlamydomonas
Spirogyra

Solution :(b) Protonema represents the JUVENILE stage of moss (Funaria). It is much-branched, green FILAMENTOUS structure FORMED by the GERMINATION of spores, under favourable conditions. The protonema consists of (a) some slender rhizoids (b) a number of aerial green prostrate branches bearing small lateral buds which grow up into new moss gametophores.


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