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What else can I help you with?
Do earth worms have a closed circulatory system?
yes
Do earth worms have an open circulatory system?
I don't know. You tell me.
Why does a worm have a closed circulatory system?
Worms have a closed circulatory system because they inherited it from their ancestors.
Do worms have a closed circulatory system?
yes they do
Animals with a closed circulatory system?
Example of closed Circulatory animals is worms
What circulatory system do worms have?
well Earthworms have closed circulatory system so hopefully that answers your question
What is a major difference between the circulatory of a grasshopper and that of an earthworm?
Grasshoppers have an open circulatory system, and worms have a closed circulatory system. There you go. :)
What type of circulatory system does a tapeworm have?
segmented worms have a closed circulatory system.in a closed circulatory system, blood moves only within a connected network of tubes called blood vessels.
How is the circulatory system of segmented worms unique among worms?
Segmented worms move by peristalsis. These are waves that flow through the body making the segmented worm turn and bend flexibly.
Compare and contrast systems in frogs and worms?
Frogs have a heart that has 3 chambers, and worms do not. Worms exchange gas from their blood through their skin, but frogs are not able to do this. Frogs have the same type of respiratory system as humans.
Why does an earthworm need circulatory system as well as the flat and rounded worms?
Obviously every creature needs a circulatory system. Just cuz its flat doesn't mean it doesn't have any circles in it. DuH.
Earth worms have a digestive system with openings?
Yes.
