Question

All annelids and arthropods have a body plan. Unlike annelids, arthropods also have . The circulatory system of annelids is , while the circulatory system of arthropods is .

Answer 1

All annelids and arthropods have a SEGMENTED body plan. Unlike annelids, anthropoids have also have an EXOSKELETON. The circulatory system of annelids is CLOSED AND INCLUDES BLOOD VESSELS, while the circulatory system of arthropods is OPEN AND USES HEMOCYANIN.

Please correct if I'm wrong!