About Lesson
General Characteristics
- ** Are undifferentiated i.e. are not differentiated into roots, stems and leaves hence thallus body.
- ** Gametophyte generation is dominant over sporophyte
- ** Lack vascular (transport) system hence depend on diffusion and osmosis for transport of materials.
- Have rhizoids (root-like structures)
Rhizoids absorb water and mineral salts
Rhizoids provide anchorage
- Grow in damp well-sheltered surfaces e.g. rocks or tree barks.
- Thin-flat body structure (liverworts) or filamentous body structure (mosses)
- Are autotrophic and photosynthetic.
KEY: ** Distinguishing characteristics
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