A) Post-anal tail - Octopus
B) Ventral central nervous - Leech system
C) Pharyngeal gills slits absent - Chamaeleon m embryo
D) Ventral heart - Scorpion
Correct Answer: B
Solution :
The nervous system of leech consisting of ventral central nervous system, peripheral nervous system and sympathetic nervous system.You need to login to perform this action.
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