Humans have four chambered heart and the oxygenated and deoxygenated blood is separated. Why it is require to keep the blood seperated ? Explain in detail. Also compare your conclusion with other organisms too?
Answers
Answer:
Why is it necessary to separate oxygenated and deoxygenated blood in mammals and birds? Ans. It is necessary in mammals and birds to separate oxygenated and de-oxygenated blood because this makes their circulatory system is more efficient and helps in maintaining constant body temperature.
Explanation:
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Answer:
Most animals are complex, multicellular organisms that require a mechanism for transporting nutrients throughout their bodies and for removing waste products. The circulatory system has evolved over time from simple diffusion through cells, in the early evolution of animals, to a complex network of blood vessels that reach all parts of the human body. This extensive network supplies the cells, tissues, and organs with oxygen and nutrients, while removing carbon dioxide and waste, the byproducts of respiration. The circulatory system can be thought of as a highway system that runs throughout the body