Breathing is the physical act that animals perform to take in oxygen rich air and expulse oxygen deficient air. Respiration is the chemical process by which cells break down energy rich molecules...
To tell you the truth they are not similar at all. They have nothing to do with each other. I guess the way they work secrete or take in can be compared but they are different processes. Cellular...
Breathing supplies your cells with the oxygen they need to perform cellular respiration.Breathing also rids your body of carbon dioxide, which is a waste product of cellular respiration.