The pericardial cavity is the coelom of a common freshwater clam Anodonta.
alimentary canal
coelom
coelom
the coelom
only fresh water clams can not salt water
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
yes it do hav a true body cayity or a coelom.
flatworms are the only triploblastic organisms that lack a coelom
No, a flatworm does not have a body coelom.
It was appeared in nematodes.Annelides had first true coelom.
alimentary canal
As protostome phyla evolve, the coelom may change in structure and function. For example, in some phyla like annelids, the coelom functions as a hydrostatic skeleton. In arthropods, the coelom may be reduced or lost altogether.
True coelom is body cavity lined by mesothelium on both sides as in chordates .
No