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Biology, 26.06.2019 02:30 hctlawton

Take a look at the layers of earth and the fossils in each layer. the fossils show us that life forms changed in an area. compare the oldest life forms to the newest. what comment can you make about the change in the environment?

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Take a look at the layers of earth and the fossils in each layer. the fossils show us that life form...

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