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Keywords:
Phylogenetic,
Evolutionary,
Cladogram,
Hypothesized,
Tree
A phylogenetic tree that specifies neither the root nor the direction of the evolutionary path.
A phylogenetic tree that is not directed with respect to time.
An evolutionary tree that specifies neither the root nor the direction of the evolutionary path.
A phylogenetic tree that illustrates relationships between the organisms or DNA sequences being studied, without providing information about the past evolutionary events that have occurred.
A cladogram for which the ancestor (= root) has not been hypothesized, and which thus does not specify the direction of evolutionary change among the character-states. An unrooted tree can be rooted on any of its branches, and so there are many rooted trees that can be derived from a single unrooted tree (cf. rooted tree).
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