yes it do hav a true body cayity or a coelom.
it does not have a coelom.
The coelom is lined with epithelium.
A portuguese man-of-war is in the cnideria phylum (weren't you paying attention in 7th grade Life Science?) A portuguese man-of-war is in the cnideria phylum (weren't you paying attention in 7th grade Life Science?) A portuguese man-of-war is in the cnideria phylum (weren't you paying attention in 7th grade Life Science?)
No
The body cavity is a true coelom because it is lined by a layer of coelomic epithelium of mesodermal origin.
it does not have a coelom.
Coelom. It is partitioned by septa, which is a divider between segments of the worm.
The coelom is lined with epithelium.
ns present in the coelom
flatworms are the only triploblastic organisms that lack a coelom
A portuguese man-of-war is in the cnideria phylum (weren't you paying attention in 7th grade Life Science?) A portuguese man-of-war is in the cnideria phylum (weren't you paying attention in 7th grade Life Science?) A portuguese man-of-war is in the cnideria phylum (weren't you paying attention in 7th grade Life Science?)
No, a flatworm does not have a body coelom.
It was appeared in nematodes.Annelides had first true coelom.
The pericardial cavity is the coelom of a common freshwater clam Anodonta.
alimentary canal
Cnideria is a major phylum (a sort of category) of animals that includes jellyfish-like creatures.
True coelom is body cavity lined by mesothelium on both sides as in chordates .