Which one feature is common to leech, cockroach and scorpion [AIIMS 20 – McqOptions

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1.	Which one feature is common to leech, cockroach and scorpion [AIIMS 2004]
A.	Nephridia
B.	Ventral nerve cord
C.	Cephalization
D.	Antennae
Answer» C. Cephalization

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