14) The ratio of absorbance at 260 nm and 280 nm is used to assess the purity of DNA and RNA. Which
問題詳情
14) The ratio of absorbance at 260 nm and 280 nm is used to assess the purity of DNA and RNA. Which of the below values indicates the purest 260/280 ratio of DNA? (A) 1.0 (B) 1.3 (C) 1.8 (D) 2.2 (E) 3.2