最佳答案:你自己仔细看下面的等式 你就会理解的首先你肯定知道碱基互补配对所以A=T C=G 接着等式左和右分别相加,可得出很多等式,如(C+T)=(A+G) 自己看看能理
最佳答案:In 250 cases of DTC patients, follow-up TgAb positive, TgAb negative group TgAb,
最佳答案:I.Titration1.Sample V:Precisely measure a 0.05-0.07g of sample and place it into
最佳答案:one thousand two hundred and fivesixteentwo hundred and fiftyone hundred and six
最佳答案:1.Forced displacement of 250,000 people were left homeless2.The worst tornado ev