Question 9

(Multiple Choice)

The typical nervous system of a polychaete consists of


A)cerebral ganglia and a double ventral nerve cord with ganglia in each segment.
B)a ladder-like pattern similar to that of a flatworm.
C)a distributed nerve net without a central nervous system.
D)a brain,a dorsal nerve cord,and major ganglia in the segments with the clitellum.
E)major digestive ganglia that extend to all parts of the polychaete.

Answer