hydrocarbon deposit
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nonrenewable energy
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nonrenewable fuel source
Answer:
why would this organism a close ancestor of humans evolve differently than us.
Without oxygen, organisms can just split glucose into two molecules of pyruvate.With oxygen, organisms can break down glucose all the way to carbon dioxide. This releases enough energy to produce up to 38 ATP molecules. Thus, aerobic-respiration releases much more energy than anaerobic respiration.That's what Respiration to generate engery.
The structure that surrounds the cell membrane of some cells, giving the cell a rigid shape is the cell wall.