The other chain is facing in the other direction, the 3' carbon is up, the 5' carbon is down.
对面的那条单链方向相反,3'位的碳原子向上,5'位的碳原子向下
So, if instead you put your particle somewhere down here on the electric field, or on the wave, the electric field will now be in the other direction so your particle will be pushed the other way.
还有方向,所以如果,你把粒子放在这下面,电场的方向相反,粒子会朝另一个方向运动。
I'm going to give an example or example of that--of the train kind of going by you, and the sound heading off in the other direction.
我将会举个例子,比方说,那种火车经过你时,它的声音会从别的方向传来
And if delta G is greater than zero, then it goes spontaneously in the other direction.
如果dG大于零会怎样,那体系会向着反方向自发转变。
It's just really the same argument coming in the other direction.
和刚才原理是相同的,就是方向相反
the ropes will be pulling the block with T in the other direction, then I got 10 Newtons here.
绳子也会对另一物体施加方向相反的拉力 T,于是我知道这里是 10 牛顿
They face in the opposite direction and you could predict the properties of one from base pairing rules of the other but they're not the same.
它们是反向的,尽管你能够通过一条链上的碱基序列,预测另一条链的序列,但这两条链是不同的
Synthesis always occurs in one direction and that makes sense to you now because you know there's a directionality and the chemistry is different going one way than the other and this DNA polymerase only works on the chemistry going in one direction.
NA复制过程是单向的,现在你们该明白原因了,因为DNA单链有方向性,DNA在两个方向上化学性质不同,DNA聚合酶,只在一个方向上起作用
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