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10-12-2019
Biology

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According to your text, Astrobiology, A Very Short Introduction, there were two major hurdles to the formation of advanced life on Earth. The development of complex specialized cells, and the generation of an oxygen rich atmosphere. Why is an oxygen rich atmosphere important to advanced life as were understand it? a. It is needed to support an aerobic metablismb. It allows for the life cycle of plantsc. It is needed to support an anaerobic metabolism

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10-12-2019

Answer: A. It is needed to support an aerobic metablism

Explanation:

All living organisms require oxygen for anaerobic metabolism. The oxygen taken in during cellular respiration is needed to breakdown sugar to generate energy in living organisms and this necessary for the advancement of life.

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