When CP is broken down releasing energy to replenish ATP, the creatine component produces a waste product called creatinine. Over time, creatinine is released into the bloodstream where it is ...

If oxygen is available to the cell then the pyruvate molecules can be further broken down in stage two to release more energy and produce a greater quantity of ATP. A pyruvate molecule enters the ...

Anaerobic close anaerobicWithout oxygen. respiration does not need oxygen (unlike aerobic respiration). It is the release of a relatively small amount of energy in cells by the breakdown of food ...