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Unit 7 - Evolution
Natural selection, variation, overproduction, adaptation
Term | Definition |
---|---|
Evolution | the idea that explains how changes in species have occurred over time |
Theory | a concept that has been tested and confirmed in many different ways and can be use by scientists to make predictions about the natural world |
Fossil record | a collection of fossils that provides clues to the history of Earth's organisms |
Geologic time | billions of years of Earth's history |