Question

what is the significance of double circulation

Answer 1

Double circulatory systems are important because they ensure that we are giving our tissues and muscles blood full of oxygen, instead of a mixture of oxygenated and deoxygenated blood. While it may take a bit more energy than a single circulatory system, this system is much more efficient!

Answer 2

Answer:

The blood passes through heart twice in order to complete the whole circuit of the body is called double circulation