How the gametophytes of bryophytes and pteridophytes are different from that of gymnosperms?

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What Makes Gymnosperms Different from Bryophytes and Pteridophytes: -Uses pollen for fertilization, rather than flagellated sperm. -Contains seeds. -Doesnt require water for fertilization.
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Gymnosperms is Different from Bryophytes and Pteridophytes on below grounds -Uses pollen for fertilization, rather than flagellated sperm. -Contains seeds. -Does not require water for fertilization.
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