Chapter 120 The 6th Evolution! Here it comes!

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Breathing had vanished.

Most of the time, it meant death.

Every cell in the human body needs oxygen for aerobic respiration, which is the process where cells break down glucose and other organic materials through oxidation, creating energy stored in the form of adenosine triphosphate, or ATP, for various life activities.

Yet, Chen Yun had just discovered that he no longer needed to breathe, and immediately, a question emerged naturally.

He had not needed to eat or replenish external energy since his first evolution.

Setting aside the exaggerated degree of evolution required to become an Ultimate Creature that doesn't need an external energy supply,

as early as his first evolution, he should have had no need to breathe.

Without the addition of external substances, where was the need for oxygen to partake in reactions?

However, it was not until this sixth slumber evolution that he no longer needed to breathe.

He pondered.

Chen Yun vaguely had a guess.