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A pancreas--cell in the pancreas, for example, needs to make insulin and so the gene for insulin is transcribed.
举个例子,一个胰腺细胞,要分泌胰岛素,那么编码胰岛素蛋白的基因就会被转录
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If we understood them well enough we could potentially make any particular kind of cell in the body from those pluripotent cells.
如果我们能研究得足够透彻,我们就有可能利用这些多能干细胞,制造我们体内任何特定的细胞
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It comes from the fact that in an electrochemical cell, the cations are those that are reduced.
这来源于在电池中，正离子是被减少的。
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Under torture, Alexis--who probably dies of cold, not of torture, in a very frozen cell-- named Boyar accomplices.
严刑之下,阿列克谢命丧黄泉,他本人可能并非死于严刑,而是在冰冷的牢房里冻死的
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You could watch where it localizes in the cell, there are fluorescent assays you could use to determine what other proteins it interacts with.
你可以看到它在细胞的什么地方，你可以用荧光化验的办法确定,它和其它什么蛋白质相作用。
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You got to assign a dollar value to know whether you want to prevent those deaths by banning the use of cell phones in cars.
你必须用金钱来衡量,是否需要禁止司机使用手机,来避免此类事件发生。
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Embryonic stem cells can give rise to every cell type in the body.
能分化出人体中,各种类型的细胞。
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They're small molecules that - whose principal function in the body is to carry signals from one cell in the nervous system to another.
它们都是小分子,在体内主要功能是在,神经系统内将信号,从一个细胞传导到另一个细胞
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So, it doesn't need to bind to a receptor on the surface of the cell in order to work because the molecule can actually enter the cell directly.
所以无需与细胞表面受体相结合来起效,因为这些分子能直接进入细胞
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Well, that specialized region - now in this diagram here, this is the axon of one cell, the first cell in a sequence and that axon meets the dendrite of another cell at a special region called a synapse.
图中这里的这一特定区域,是一个细胞的轴突,是这一列中的第一个细胞,而轴突,和另一个细胞的树突,在一个叫做突触的地方相遇
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Every cell in your body is only using a fraction of the DNA that's available to it.
每个细胞只用到了,决定该细胞生物功能的DNA片段
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So, this is what goes on in an electrolysis cell, and it works thanks to input energy from a power supply shown here.
所以，这是在一个电化学电池中发生的，它是靠输入的能量工作的,从和这个类似的电源输出的能量。
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Electrolysis of magnesium chloride in a cell where the one electrode we would make magnesium.
在电池内电解氯化镁,我们能在其中一个电极上得到镁。
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You could see, for example, when it's expressed in a cancer cell, and where it's expressed.
你可以看到，比如说，它什么时候在癌细胞里被表达，在哪里被表达。
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Another comparison for a meaningful drug screening essay, I would assume you would need 1 million cells that you could grow easily in a standard cell culture dish.
我们不妨再用一个,便于你理解的药物筛选试验来打个比方，假设正常情况下,一个标准细胞培养皿需要一百万个细胞。
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Cells can stop in their lifetime at some point in the cell cycle and persist for long periods of time.
细胞生命期可以停止在细胞周期的某个点,并保持很长时间
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