It enables a specific gene to be located on a particular restriction enzyme fragment.它就能使专一的基因被定位于特定的限制性内切酶切成的片段上.And what is more: The technique can be used with all objective magnifications is no restriction.特别提示: 这种技术...
恺撒挥师北上，深入到多瑙河沿岸的森林地带。Caesar marched north into the forests that border the Danube River.我们开车经由洛维奇到达了多瑙河畔的古镇鲁塞。We drove via Lovech to the old Danube town of Ruse.他们在多瑙河和希腊之间定居下来.They established themselves between the Dan...