Assertion: arthropod | /r/HasAspect | open circulatory system
Facets:
value: without blood vessels
type: OTHER
Source sentences:
text: Arthropods have an open circulatory system (without blood vessels) that consists of a tube that is the heart and an open hemocoel , the coelom of the animal, in which blood pools.
text: Arthropods have an open circulatory system.
text: Arthropods have an open circulatory system.
text: Arthropods have an open circulatory system.
text: Arthropods have an open circulatory system.
text: Arthropods have an open circulatory system, and separate sexes.
text: Furthermore, arthropods have an open circulatory system while annelids have a closed circulatory system.