99608eea-what-is-the-primary-characteristic-that-defines-lophotrochozoans-as-a-s

Question

What is the primary characteristic that defines Lophotrochozoans as a superphylum?

Accepted Answer

Presence of a lophophore or trochophore larva.

Answer

Exoskeleton and jointed appendages.

Answer

Radial symmetry and a water vascular system.

Answer

Segmented body with paired, jointed extensions.