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Chapter 230: Third Kind of Encounter!
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Chapter 232: Alien Novel
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... mplating the unique physiological phenomena brought about by different environments.
Oxygen is indispensable for humans; aerobic respiration produces a great deal of energy that nourishes every cell in the human body. Without oxygen, humans would suffocate and die within a short period.
However, in the eyes of many biologists, oxygen is also a slow poison!
During human respiration, a harmful substance called "reactive oxygen species" is produced, which can damage biologic ...
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