The central ideas of evolution are that life has a history — it has changed over time — and that different species share common ancestors. Here, you can explore how evolutionary change and evolutionary relationships are represented in "family trees," how these trees are constructed, and how this knowledge affects biological classification. You will also
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Understanding Evolution - Your one-stop source for information on evolution
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The genes that made us truly human may also make us ill
Understanding phylogenies - Understanding Evolution
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Understanding the Pattern of Life: Origins and Organization of the Species
How Scientists Discovered the Staggering Complexity of Human Evolution
Introduction to evolution - Wikipedia