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30/07/2021 7:26 pm
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Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because
(1) megaspores possess endosperm and embryo surrounded by seed coat
(2) female gametophyte is free and gets dispersed like seeds
(3) embryo develops in female gametophyte which is retained on parent sporophyte.
(4) female gametophyte lacks archegonia
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30/07/2021 7:28 pm
(3) embryo develops in female gametophyte which is retained on parent sporophyte.