College Level Evolution

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PHYLOGENIC TREES Another name for phylogenetic tree is the evolutionary tree. This is a tree or diagram that shows the relationships between species, also referred to as their phylogeny. They can be based on physical similarities or genetic characteristics. The idea is that all life on this planet has a common ancestry so that the tree” is rooted with a common ancestor. Figure 1 shows an example of a phylogenetic tree:

Figure 1.

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