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Religion deals with beliefs beyond natural world
Science-natural causes explain phenomenon
Genetic mutation
Artificial selection
Study of living species
Fossil record
Varied in beak sizes on different parts of the island
Found on Galapogos Islands
Species arose from a common descendent as a result of divergence
Common ancestor
Excess of procreation over the number the environment can support
Variation naturally occuring within species
Competition between & within species
Changes in the environment