DNA fingerprinting has proved the clincher in this investigation.在这次调查中，DNA指纹鉴定起了决定性的作用。DNA profiling has aided the struggle against crime.DNA分析对于打击犯罪有所帮助。They act at least a temporary block to DNA synthesis in micro - o...
ECHO cloning is a rapid, easy and common DNA recombination technique.目的:利用ECHO克隆 系统建立一种更加快速 、 方便、通用的DNA重组技术.The methods include using Agrobacterium - mediated transformation , electroporation, gene gun bombardment andgly...
Conclusion: AbE is potentially a biological response modulator for hemopoietic and immuno - regulstion.结论: AbE有可能成为一种能改善造血与免疫功能的生物反应调节剂.METHODS: The culture of hemopoietic progenitor cell in vitro was used.方法: 采用造血祖细胞体外培...
How can I determine a dachshund has the sable pattern?我该如何确定这一只腊肠是否有黑毛尾花色?Accidentally , my Dachshund Basset Hound gave birth to a mongrel.前腿向内弯曲, 通常发生在一些短腿的犬种如巴塞特猎犬.Rolling on earthworms or dead bugs, for example, is a ...
磁带成本高，而且每录制一次音质就会变差一些。Tape is expensive and loses sound quality every time it is copied.她的视力因年岁的增长而变差了.Her eyesight grew dim with age.房子不会因为几块烂木板就变差.A house isn't in poor condition because of a few rotten boards....