what is platyhelminthes?
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It is a phylum. It includes flat worms. A phylum means grouping of organisms which have similar structures. It is defined as grouping of animals which are related to each other through evolution.
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The first triploblastic is Platyhelminthes.
Platyhelminthes :
The body is bilateral symmetrical.
The body is flattened and Ribbon shaped.
It is a leaf like in appearance.
Body cavity is absent.
Digestive system is absent.
Circulatory and respiratory systems are absent.
Platyhelminthes :
The body is bilateral symmetrical.
The body is flattened and Ribbon shaped.
It is a leaf like in appearance.
Body cavity is absent.
Digestive system is absent.
Circulatory and respiratory systems are absent.
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