an earthworm has a swollen region towards the interior side on the earthworm . what is this roll performed by this region
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(a) Prostomium
(b) The 1st segment or the mouth contains this swelling (prostomium).
(c) It acts like a lip of the worm through which the worm can grab the food.
(b) The 1st segment or the mouth contains this swelling (prostomium).
(c) It acts like a lip of the worm through which the worm can grab the food.
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the function is to take in food
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