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Welcome to Evolution 101!
by the Understanding Evolution team

What is evolution and how does it work? Evolution 101 provides the nuts-and-bolts on the patterns and mechanisms of evolution. You can explore the following sections:

An introduction to evolution Evolution briefly defined and explained The history of life: looking at the patterns How does evolution lead to the tree of life? Mechanisms: the processes of evolution How does evolution work? Microevolution How does evolution work on a small scale? Speciation What are species anyway, and how do new ones evolve? Macroevolution How does evolution work on a grand scale? The big issues What are some of the big questions that evolutionary biologists are trying to answer? See the full table of contents here. Translations   Evolution 101 in Turkish