seqA
seqB
seqC
seqD
Leaves = Outer branches
Represent the taxa (sequences)
1
2
3
Nodes = 1 2 3
Represent the relationships
Among the taxa (sequences)
e.g Node 1 represent the ancestor
seq from which seqA and seqB derived.
*
*
*
Branches *
The length of the branch represent
the # of changes that occurred in the
seqs prior to the next level of separation.
Rooted Phylogenetic Tree
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