A deeper plexus is embedded in parenchyma of one of the followings in addition to a superficial network of neurons:
Correct answer: A. Planaria
- A. Planaria
- B. Jelly fish
- C. Sea anemone
- D. Coral
Explanation
Planaria possess a superficial neuronal network along with a deeper plexus embedded in the parenchyma. This arrangement is more centralized and organized than the diffuse nerve nets of cnidarians such as jellyfish, sea anemones, and corals.
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