Describe the two hypotheses related to the evolution of nervous systems in animals. Be sure to include discussion of the sister groups of animals and mention specifically how sponges and ctenophores play a role in each hypothesis. Feel free to sketch a phylogeny for either or both hypotheses if it helps.

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The Answer of Describe the two hypotheses related to the evolution of nervous systems in animals. Be sure to include discussion of the sister groups of animals and mention specifically how sponges and ctenophores play a role in each hypothesis. Feel free to sketch a phylogeny for either or both hypotheses if it helps.

Describe the Two Hypotheses Related to the Evolution of Nervous