The fragment of dna depicted below was cut with the
restrictionenzymes eco
ri (ri), hin dll (h3) or both and southern blotted. the blot
wasthen probed with the
piece of dna (striped box) shown below the restriction map.
thesizes of the segments
is shown above the map in kilobases. the probe hybridized to
thebands shown in the
first two lanes and to bands in the third lane.

draw the above gel as visualized using ethidium bromide.