What is the meaning of the term ''Double circulation" ?
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Double circulation system is found in most of the mammals. It means in a body there are two loops or veins in which blood moves. One loop carries oxygenated blood and other loop carries deoxygenated blood. Human is the best example of double circulation.
Double circulation is important for body which gives oxygen to tissues and muscles for proper functioning of body. This system needs less energy as compared to single circulation system.
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