Question

describe the cnidarians body form to that of platyhelminthes

Answer 1

Because they do not have internal body cavities, Platyhelminthes were regarded as a primitive stage in the evolution of bilaterians (animals with ...

Answer 2

Hii..
Cnidarians..are diploblastic i.e have two germ layers ..and are mostly marine..
Platyhelminthes are triploblastic i.e have three germ layers and are fresh water organisms..

hope this helps!!