In which of the following is the segmentation | vedclass

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(C) Segmentation,or metamerism,is a characteristic feature of the phylum $Annelida$.In $Annelida$,the body is externally and internally divided into s

Vedclass · Accepted Answer

Leech

Vedclass · Answer

(C) Segmentation,or metamerism,is a characteristic feature of the phylum $Annelida$.In $Annelida$,the body is externally and internally divided into segments called metameres.Among the given options,$Leech$ (Hirudinaria) belongs to the phylum $Annelida$.$Ascaris$ belongs to $Aschelminthes$ (pseudocoelomate,unsegmented),$Fish$ belongs to $Chordata$ (segmentation is internal/myotomic but not as distinct as in annelids),and $Scorpion$ belongs to $Arthropoda$ (segmentation is present but often fused into tagmata).Therefore,the segmentation is best represented in $Leech$.

In which of the following is the segmentation best represented?

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