Solve your doubts and expand your knowledge with IDNLearn.com's extensive Q&A database. Ask your questions and receive accurate, in-depth answers from our knowledgeable community members.

Which phyla have well developed nervous system

Sagot :

Answer:

Cnidarians.......hope it helps

Nematodes

Nematodes (phylum Aschelminthes) have a high degree of centralization, with three-quarters of all nerve cells concentrated in a group of anteriorly placed ganglia and no peripheral plexuses or nets.