A、蛋白质
B、带切口的环状或线性DNA
C、RNA
D、复合糖类
E、闭环质粒DNA
更多“CsCl<sub>2</sub>-EB法中在过量EB存在的下，超速离心后密度最大沉于管底的是（）”相关的问题
A、CH<sub>3sub>CH<sub>2sub>NH<sub>2sub> B、CH<sub>3sub>CONH<sub>2sub> C、
D、R—CH（NH<sub>2sub>）CH<sub>2sub>COOH
A、KMnO<sub>4sub>法测定H<sub>2sub>O<sub>2sub> B、溴酸盐法测定苯酚 C、间接碘量法测定Cu2+ D、用已知准确浓度的Na<sub>2sub>S<sub>2sub>O<sub>3sub>溶液标定I<sub>2sub>
A、应用范围广 B、K<sub>2sub>Cr<sub>2sub>O<sub>7sub>溶液稳定 C、K<sub>2sub>Cr<sub>2sub>O<sub>7sub>无公害 D、K<sub>2sub>Cr<sub>2sub>O<sub>7sub>易于提纯 E、在稀盐酸溶液中，不受Cl-影响
A、K<sub>2sub>Cr<sub>2sub>O<sub>7sub> B、Na<sub>2sub>S<sub>2sub>O<sub>3sub> C、Zn D、H<sub>2sub>C<sub>2sub>O<sub>4sub>·2H<sub>2sub>O
A、H<sub>2sub>C<sub>2sub>O<sub>4sub> B、CO（NH）<sub>2sub>+H<sub>2sub>C<sub>2sub>O<sub>4sub> C、H<sub>2sub>SO<sub>4sub> D、H<sub>3sub>PO<sub>4sub>
A、Na<sub>2sub>S<sub>2sub>O<sub>3sub> B、NaNO<sub>3sub> C、K<sub>2sub>Cr<sub>2sub>O<sub>7sub> D、KMnO<sub>4sub>
A、KMnO<sub>4sub> B、K<sub>2sub>Cr<sub>2sub>O<sub>7sub> C、Na<sub>2sub>S<sub>2sub>O<sub>3sub> D、NH<sub>4sub>SCN
A、K<sub>2sub>CrO<sub>4sub> B、K<sub>2sub>Cr<sub>2sub>O<sub>7sub> C、NH<sub>4sub>Fe（SO<sub>4sub>）<sub>2sub> D、荧光黄
A、K<sub>2sub>Cr<sub>2sub>O<sub>7sub> B、HCl C、KIO<sub>3sub> D、Na<sub>2sub>B<sub>4sub>O<sub>7sub>·10H<sub>2sub>O
A、T<sub>1sub>>T<sub>1sub>>T<sub>3sub> B、T<sub>2sub>>T<sub>3sub>>T<sub>1 sub> C、T<sub>3sub>>T<sub>1sub>>T<sub>2sub> D、T<sub>2sub>>T<sub>1sub>>T<sub>3sub>
客服
TOP
查看正确答案
