18The enzyme _________________ can be used to add nucleotides to the 3' end of DNA.
Section: 5.419Complimentary DNA (cDNA) is formed by the action of reverse transcriptase on ___________.
Section: 5.420DNA fragments can be visualized in polyacrylamide gel electrophoresis by staining with _______________, which binds to double-stranded DNA and fluoresces an intense orange when irradiated by UV light.
Section: 5.1Multiple Choice Questions21The biological role of restriction enzymes in bacteria is to
Section: 5.122Which of the following DNA sequences contains a 4-8 base palindromic site? (Note: Only one strand is shown.) A)CAGTCC D)GAGAGAGA B)GCATCC E)GCATATGC C)CGATTAGC Ans: E
Section: 5.123What do Southern, Northern, and Western blots detect, respectively?
Section: 5.124The specificity or strigency of a PCR reaction can be controlled by altering the reaction
Section: 5.125Reagents necessary for sequencing by chain termination include