1·The answer to this riddle lies in the metabolic activity 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 metabolic activity.
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 metabolic activity of human dermal fibrocytes.
MPS刺激了人类皮肤纤维细胞的代谢活动。
4·RAZ: And so, during that period of time, in theory, a human being would experience no metabolic activity.
拉兹：所以，在那段时间里，理论上病人将经历一个没有代谢活动的时期。
5·As a micronutrient, boron is of important role in the structure, function and metabolic activity of plant cell.
硼作为植物的必需微量营养元素，在植物的细胞结构、功能和代谢活动中具有极其重要的作用。
6·Then they underwent PET scans and ct scans to measure the location and metabolic activity of brown fat deposits.
然后，他们进行PET扫描和CT扫描去测量棕色脂肪的位置和代谢活动后的剩余量。
7·Lignolytic degradation with fungi is a secondary metabolic activity, and in contrast to bacteria, it happens in primary metabolism.
腐霉的降解作用发生在次级代谢阶段，而细菌发生在初级代谢阶段。
8·The calculated data of thesaccharide metabolic activity retention of baker's yeast using the new model accorded with the experimental data.
面包酵母的糖代谢活力保留值的实验测定值与模型计算值相符，进一步验证了微生物活力保留值模型的正确性。
9·The cell metabolic activity observed on hydrophobic PCL films is superior and cell adhesion level on hydrophilic chitosan films is excellent.
细胞在壳聚糖膜上具有较好的伸展形态，在聚己内酯膜上具有较高的增殖活性。
10·These observations suggested that the growth of extraradical hyphae and metabolic activity of the AM fungi was regulated by the P status of the host plant.
宿主植物磷营养状况较好时，菌根真菌生长和代谢活性受到抑制，表明宿主植物的磷营养状况对AM真菌的生长和代谢活性具有调控作用。