what is Respiration? what is respiratory system.
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The respiratory system is a biological system consisting of specific organs and structures used for gas exchange in animals and plants. The anatomy and physiology that make this happen varies greatly, depending on the size of the organism, the environment in which it lives and its evolutionary history.
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in physicallogy respiration is the movement of oxygen from the outside environment to the self within tissues. the transport of carbon dioxide in the opposite direction
the respiratory system is a biological system consisting of specific organs and structure used for gas exchange in animal
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