Explain alternation of generation
life cycle of Bryophyta
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Alternation of generations is defined as the alternation of multicellular diploid and haploid forms in the organism's life cycle, regardless of whether or not these forms are free-living. ... For example, in all bryophytes the gametophyte generation is dominant and the sporophyte is dependent on it.
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The bryophyte lifecycle consists of alternating generations between the haploid gametophyte and the diploid sporophyte. During the gametophyte stage, haploid gametes (male and female) are formed in the specialized sex organs: the antheridia (male) and archegonia (female).
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