The answer to this riddle lies in the metabolicactivity of early photosynthetic life-forms that slowly but surely transformed the chemical composition of Earth's atmosphere.
这个谜题的答案在于早期光合生命形式的新陈代谢活动,这种活动缓慢但一定改变了地球大气的化学成分。
2
Paraspeckles are dynamic structures that are altered in response to changes in cellular metabolicactivity.
旁斑是响应细胞代谢活性变化而改变的动态结构。
3
MPS stimulates the metabolicactivity of human dermal fibrocytes.