Select the following phylum that includes animals that are unsegmented,acoelomate,and have a digestive cavity with a single opening.
A)Annelida
B)Platyhelminthes
C)Nematoda
D)Cnidaria
E)Rotifera

Question

Quizplus · Accepted Answer

The phylum Platyhelminthes includes animals that are unsegmented, acoelomate, and have a digestive cavity with a single opening, also known as a gastrovascular cavity. Examples include flatworms such as tapeworms and flukes.

Select the Following Phylum That Includes Animals That Are Unsegmented,acoelomate,and