The excretory structure in flatworms/Taenia is ........

Tapeworm does not possess a digestive system because it:

During its life cycle,$Fasciola$ $hepatica$ $(Liver$ $Fluke)$ infects its intermediate host and primary host at the following larval stages respectively:

What do Platyhelminthes exhibit in contrast to Annelids?

Tapeworms obtain food from their host through:

Bilaterally symmetrical and acoelomate animals are exemplified by