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| Description: Imagine that a phylogenetic tree was constructed of balls for nodes and sticks for branches. One could rotate any node 180° in space without changing the structure of the tree itself. The tree may look different, but notice that the relationships between nodes remain unaltered by the rotation. Picture Stats: Views: 1693 Filesize: 96.97kB Height: 521 Width: 1350 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=5285 |