+Gas exchange is the vital biological process where an organism swaps gases with its surroundings. Typically, [Oxygen](/wiki/Oxygen) is absorbed and [Carbon Dioxide](/wiki/Carbon_Dioxide) is released, a fundamental exchange driving life's most basic functions. This continuous process is essential for powering [Cellular Respiration](/wiki/Cellular_Respiration) in all living things.
+## See also
+- [Breathing](/wiki/Breathing)
+- [Circulation](/wiki/Circulation)
+- [Lungs](/wiki/Lungs)
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