Sexual reproduction is oogamous and accompanied by complex post fertilisation developments. The common members are: Polysiphonia, Porphyra, Gracilaria and Gelidium.
Refer to the given figures. What is a reproductive feature common to both?
Correct answer: D — Both show oogamy and complex post-fertilisation development
Marchantia has multicellular sex organs and retains the sporophyte. Polysiphonia (red alga) exhibits oogamy and post-fertilisation development.
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