染色体是通过缠绕蛋白质而被包装、压缩而成的遗传物质或DNA长链。
Chromosomes are long strands of genetic material or DNA that have been packaged and compressed by wrapping around proteins.
我们身体中的大部分细胞都含有叫作染色体的DNA分子长链。染色体在其两端有保护帽,叫做端粒。
Most of the cells in our bodies contain long molecules of DNA called chromosomes that have protective caps at either end called telomeres.
它们由两条缠绕的DNA链的四种碱基组成,这些碱基组装成染色体,在其末端具有端粒酶的帽子。
They are made of two intertwined strands of DNA written in an alphabet comprising just four base codes, packed into chromosomes with telomere "caps" on their ends.
You put this chromosomal DNA or this DNA that you're interested in, double stranded into a test tube.
你把这个染色体DNA,或者你感兴趣的双链的DNA,放进一个试管
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