Structure of sexual reproduction on thallus of marchantia
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Answer:The Marchantia plant (gametophyte) which develops from the haploid(one chromosome) spores consists dorsoventrally differentiated thallus. Its dorsal surface bears male sex organ antheridia and female sex organ archegonia which produce male gamete and female gamete or egg respectively. The antherozoids swim in water and reach the egg.
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gametophyte develops
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