Question

Please answer, I will mark the best answer as brainliest.
only the cnidaria row

Answer 1

Answer:

Hey bro!

here is the answer you are searching for,

cnidaria/they have cnicodytes speacialized cell/they have a soft and Symmetrical body/they lack cephalization/few animals, such as jellyfish and related creatures, are diploblasts. That means that they developed from only two basic tissue layers: the ectoderm and the endoderm. A coelom is the gut of tripolblasts. It is a completely encased, fluid-filled body cavity lined by mesodermic tissue.

Explanation:

Hope it helps you.

PLEASE MARK AS BRAINLIEST...