Question

We breathe out carbondioxide
which is formed during the process
of​

Answer 1

Answer:

Internal and external respiration

At the same time, the carbon dioxide waste from the breakdown of sugars in the cells of the body diffuses into the blood and then diffuses from the blood into the lungs and is expelled as we breathe out. One gas (oxygen) is exchanged for another (carbon dioxide).

Answer 2

We breath out carbon dioxide which is formed during the process of cell respiration.