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its closed due to the fact tht it is needed to protect against bad bacteria flow
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∙ 12y ago
Wiki User
∙ 14y agoDaorlita Doyle
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What determines if a circuit is open or closed?
Closed. If it is open then the power is off.
How do you get clams to naturally open without you opening it?
I am not sure how to get a clam to open naturally. The way I have known to open a clam is by hand.
What are 3 physical adaptations of Giant Clams?
Clams have many adaptations such as they have one or two adductor muscles that hold the cell closed so predators can't open the cells, another is they have a foot that helps them move of the bottom of the lake or ocean, and last they live with a siphon sticking out so if there is any movement in the water they can be warned of predators.
What is the circulation of a amphibian?
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Are turtles circulatory system open or closed?
closed
Is circulation in echinoderms open or closed?
Closed. It also has a water-vascular system. :)
Do basilisk lizards have open or closed circulation?
Ok
What is clams body covering?
Clams are generally covered by a shell. It is a part of the clam's body, and it can open or close; when closed, it serves the purpose of protecting the clam from predators.
Do sharks have an open or closed circulatory system?
Brown bear have a close circulation system
Is circulation open or closed in a clam?
it is close so then the blood can float in it nice and easy
What type of circulation do frogs have?
fishes do have parallel circulation
Use closed circulation in a sentence?
Closed circulation is a phrase that the person asking this question doesn't know how to use in a sentence
What happens when thermostat fail?
If it's stuck open-nothing. If it's stuck closed (more likely) no circulation & overheating. At least they are cheap.
The nervous system of clams does not include what?
The nervous system of clams often does not include the circulation system. The nervous system does not include the shell or the digestive system either.
Show me open and closed syllables?
"Show" is open, "and" is closed. O- is open, -pen is closed. "Closed" is closed.
Do segmented worms have closed circulation?
Yes, they do.
Does fish have a open or closed circulation pathways?
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.
