Which one of the following exhibits a concent | vedclass

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(B) The "tube within a tube" body plan refers to an organism having a complete digestive tract with two openings (a mouth and an anus), where the inne

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Oligochaeta

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(B) The "tube within a tube" body plan refers to an organism having a complete digestive tract with two openings (a mouth and an anus), where the inner tube is the alimentary canal and the outer tube is the body wall.Annelids, including members of the class $Oligochaeta$ (such as earthworms), exhibit this body plan.They possess a true coelom, multicellularity, and bilateral symmetry, allowing for the separation of the digestive system from the body wall.

Which one of the following exhibits a concentric "tube within a tube" body plan?

Similar Questions

What type of body cavity (coelom) is present in an earthworm?

$A$: The first circulatory system is observed in the phylum Annelida.
$R$: The first true coelom is observed in the phylum Annelida.

Which option shows the maximum number of correct characteristics for the given figure?

In the animal kingdom,the first time appearance of a true coelom is present in:

In evolution,which of the following evolved for the $1^{st}$ time in $Annelida$?

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