Sea stars are marine animals that have the simplest form of nervous system, a _______, located in each arm.
A) ganglion
B) brain
C) nerve net
D) peripheral nervous system
E) central nervous system

Question

Quizplus · Accepted Answer

Sea stars have a nerve net, which is the simplest form of a nervous system, located in each of their arms. This allows them to sense their environment and coordinate their movements without a centralized brain.

Sea Stars Are Marine Animals That Have the Simplest Form