Turbellarian flatworms have a distinct head.When compared to the head of an insect,what is the flatworm head missing?
A)Sensory organs
B)light-sensitive structures
C)Anterior collection of nerve cells
D)A mouth

Question

Quizplus · Accepted Answer

Turbellarian flatworms have sensory organs, light-sensitive structures, and an anterior collection of nerve cells, but they lack a distinct mouth on their head, as their mouth is located on the underside of their body.

Turbellarian Flatworms Have a Distinct Head