双螺旋DNA duplex DNA
- 正常的双螺旋DNA是螺旋形的,像一根松松地卷曲的弹簧。
DNA is spiral, like a loosely coiled spring. - 正常的双螺旋DNA是螺旋形的,像一根松松地卷曲的弹簧。
Normal, double-helix DNA is spiral , like a loosely coiled spring. - 然而当科学家探测更深入进入DNA双螺旋内,他们发现许多这类“非编码”片段实际上在调节基因行为方面扮演一个重要角色。
" As scientists probe deeper into the DNA's double helix, however, they are discovering that many of these "non-coding" segments actually play an important role in regulating gene activity.
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