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McREL Benchmarks Below (Click here to compare with state standards.)
| Click here for Science Friday Kids' Connection Resource Pages linked to this benchmark. | McREL Benchmark 3. Understands the concept of extinction and its importance in biological evolution (e.g., when the environment changes, the adaptive characteristics of some species are insufficient to allow their survival; extinction is common; most of the species that have lived on the Earth no longer exist) (benchmark details) |
McREL Benchmarks Above (Click here to compare with state standards.)