Which of the following is the correct sequence of events in cellular respiration?

Glycolysis, Krebs cycle, electron transport chain

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

for a different answer set the answer would be because the oxygen in the water had depleted (apex)