Science, asked by aa2situckpri, 1 year ago

What is prostomium?
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Answered by sam777
2
HI,

The prostomium  (something also called as acron) is the first body segment in an annelid worm's body in the enterior end. It is in the front of the mouth,being usually  a small shelf or lip-like  extension over the dorsal side of the mouth.
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