infile
treefile
NEIGHBOR.EXE
SEQBOOT.EXE
CONSENSE.EXE
Outfile
infile
infile
intree
outfile
outfile
DNADIST.EXE
PROTDIST.EXE
DNAPARS.EXE
PROTPARS.EXE
outtree
outfile
outfile
intree
THIS
TREE
THESE
DISTANCE
Step 1.3