26. Which of the following statements is FALSE? (A) Proteins in a mixture may be separated analytically in polyacrylamide gels as negatively charged complexes with the detergent SDS. Complexes are resolved roughly according to their molecular mass/size. (B) In a Western blot, you transfer protein from an electrophoresis gel to a membrane, then visualize a specific protein on the membrane with a specific reagent such as an antibody. (C) In a Northern blot, you transfer RNA from an electrophoresis gel to a membrane, then visualize a specific RNA on the (D) In a Southern blot, you transfer DNA from an electrophoresis gel to a membrane, then visualize a DNA by its hybridization to a labelled DNA probe. (E) Double-stranded DNA fragments of different sizes can be separated by agarose gel electrophoresis.
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