As per your syllabus, which phylum is the FLATWORM group — characterised by BILATERAL SYMMETRY and directional movement?
- Platyhelminthes
- Porifera
- Cnidaria
- Arthropoda
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Correct answer: A. Platyhelminthes
As per your syllabus, Platyhelminthes = flatworms with bilateral symmetry.
The other phyla have different body plans.