In bryophytes and pteridophytes, transport of male gametes requires:
Characteristics of bryophyta -
Main plant body is gametophytic and thalloid which is not differentiated into root, stem and leaves.Sporophyte is parasitic over gametophytic. Antheridium and archegonium present.
In some primitive plants like pteridophytes and bryophytes water is the medium through which the male gametes are transferred to the female reproductive organ for fertilsation.
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