What characteristic is unique to echinoderms?
A)a lack of segmentation
B)a water vascular system
C)radial symmetry
D)larvae with bilateral symmetry

Question

Quizplus · Accepted Answer

Echinoderms possess a water vascular system, which is a unique characteristic not found in other animal phyla. This system includes a network of fluid-filled canals and specialized tube feet that help echinoderms with locomotion, feeding and respiration.

What Characteristic Is Unique to Echinoderms