Primer Template of 3 unknown sequence Dye-labeled segments of DNA. → copied from template with Denature unknown sequence four dNTPs, four ddNTPs Dye-labeled segments are applied to a DNA 三 eapiliary gel and migration subjected to electrophoresi&。 DNA sequencing can Laser beam Detector Laser be automated 27 CCT GT TTG AT GGTG GT T CCGA AAT C GG Computer-generated result after bands migrate past detectorDNA sequencing can be automated