Does The Earthworm Have A Closed Or Open Respiratory System?
Does The Earthworm Have A Closed Or Open Respiratory System? Earthworms have a basic closed circulatory system running the length of their bodies. Earthworms’ blood vessels run throughout their segments, carrying vital oxygen and nutrients to all their organs. Why is the earthworms circulatory system closed? Image of an earthworm. … Lateral vessels supply all