Which feature is necessary in order to classify an organism as an ecdysozoan?
A) nonliving exoskeleton
B) endoskeleton made of chitin
C) closed circulatory system
D) open circulatory system
E) gills

Question

Quizplus · Accepted Answer

Ecdysozoans are characterized by having a nonliving exoskeleton, which they must periodically shed or molt to grow, a process known as ecdysis.

Which Feature Is Necessary in Order to Classify an Organism