What lacks a centralized nervous system?
Damaged hearing Pesticides Cats insects Sea urchins barnacles Humans Fish
A B C D E F G H
Starfish and sea urchins are also echinoderms.
Sea urchins lack a centralized nervous system
What lacks a centralized nervous system? (A) Damaged hearing (B) Pesticides (C) Cats (D) insects (E) Sea urchins (F) barnacles (G) Humans (H) Fish