Which of the following structures is common b | vedclass

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(D) In both cockroaches $(Periplaneta 	ext{ } americana)$ and earthworms $(Pheretima 	ext{ } posthuma)$, the nervous system is organized into a vent

Vedclass · Accepted Answer

Ventral nerve cord

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(D) In both cockroaches $(Periplaneta 	ext{ } americana)$ and earthworms $(Pheretima 	ext{ } posthuma)$, the nervous system is organized into a ventral nerve cord.In earthworms, the nerve cord is solid, double, and ventral, extending along the entire length of the body.In cockroaches, the nervous system consists of a series of fused segmental ganglia joined by paired longitudinal connectives on the ventral side.Therefore, the ventral nerve cord is a common structural feature.

Which of the following structures is common between a cockroach and an earthworm?

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