The nerve cord in earthworm bifurcates in ______ segments and laterally encircling the pharynx and joins the cerebralganglia dorsally to form a nerve ring
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the answer = 3rd and 4th segment
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The nerve cord in earthworm bifurcates in the 3rd and 4th segments and laterally encircling the pharynx and joins the cerebralganglia dorsally to form a nerve ring.
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