Nervous responses in Cnidarians are controlled by a diffuse web of interconnected nerve cells called a nerve net.
the nervous system works.
All invertebrates except Porifera possess nervous system .
No, not all living organisms have a nervous system. Invertebrates like sponges, jellyfish, and corals lack a nervous system, while all vertebrates, including humans, have a nervous system.
Squids' and octopi's nervous system are the most advanced of all invertebrates
Vertebrates have vertebra.Invertebrates don't.
A back-bone
Nervous system
E Nervous System.
Bilaterally symmetric animals have a central nervous system.
Earthworms and cockroaches have nervous systems but no brain. Hydras have a nervous system consisting of a nerve net but lack a centralized brain. Amoebas do not have a nervous system or a brain.
Frogs are not invertebrates; they are vertebrates. They belong to the class Amphibia, along with salamanders and caecilians. Frogs have a backbone and a complex nervous system, distinguishing them from invertebrates which lack a backbone.
segmented