"Show" is open, "and" is closed. O- is open, -pen is closed. "Closed" is closed.
Both open syllables.
Both closed.
Closed
One closed, one open.
Closed. It also has a water-vascular system. :)
Ok
Brown bear have a close circulation system
it is close so then the blood can float in it nice and easy
its closed due to the fact tht it is needed to protect against bad bacteria flow
fishes do have parallel circulation
Closed circulation is a phrase that the person asking this question doesn't know how to use in a sentence
If it's stuck open-nothing. If it's stuck closed (more likely) no circulation & overheating. At least they are cheap.
"Show" is open, "and" is closed. O- is open, -pen is closed. "Closed" is closed.
Yes, they do.
Its sort of a cross between the two, but is mostly closed. This due to the different stages of evolution etc. Not so. Fish have a closed circulatory system, Arteries carry blood from the heart and veins return the blood to the heart.
One open, one closed.