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活性氧(reactive oxygen species,ROS)
活性氧(reactive oxygen species,ROS)
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活性氧(reactive oxygen species,ROS)
As early as 1903, Konstantin Tsiolkovsky (康斯坦丁·契奥尔可夫斯基), a Russian scientist, had proved mathematically the possibility of using the reactive force that lifts a rocket to project a vehicle into space above the pull of the earth's gravity. (融合)
在正常条件下植物细胞的活性氧产生和清除处于动态平衡中,活性氧的水平很低,不会伤害细胞。( )
In the preparation of P4O6, why is a mixture of nitrogen and oxygen used rather than pure oxygen?
可干扰睾丸血供,并能抑制睾酮生成。
A.儿茶酚胺
B.5一羟色胺
C.前列腺素
D.活性氧
E.一氧化氮