Answer:
cellular respiration...that's breathing out of humans
and through human activities like burning of fossil fuels...
The test that will most likely be prescribed is an Ultrasound Examination.
Answer:
Oxygen is required by all cells for cellular metabolism and circulating blood must be well oxygenated for maintenance of life. Carbon dioxide is a waste product of cells and must be eliminated or a serious change in pH can occur, known as acidosis.
Explanation: brainlist?
They are 2 different item's glass is glass but what you make out of it is what counts
carbon: petroleum, coal
oxygen: ice, water, human body
