shoelace
shoelace 英 ['ʃuːleɪs] 美
n. 鞋带
名词复数:shoelaces
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- n. 鞋带
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1. Your shoelace has come loose.
你的鞋带松了。
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2. These DNA units, known as telomeres, act like the plastic caps at the ends of a shoelace, keeping the chromosomes from fraying and the genes inside them from unraveling.
这些DNA部分即所谓的端粒,它们的作用类似鞋带两头的塑料帽,可以保持染色体不会磨损,里面的基因不会散开。
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3. They will be measuring the length of telomeres — wads of DNA at the top and bottom of every chromosome that, like shoelace tips, keep them from unraveling when a cell divides.
他们将测量染色体端粒的长度。 染色体端粒是第个染色体两端的 DNA团块,就像鞋带的末端,在细胞进行分裂时,它会阻止DNA链散开。
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