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4b
vocab
| Term | Definition |
|---|---|
| natural selection | variations in a population increase some individuals likelihood or surviving and reproducing in a changing environment |
| Speciation | separated populations that remain separated can evolve through mutations to become new species |
| homologous | same structure and different function |
| analogous structures | different structure and same function |
| embryological | embryos of different structure to see if a common ancestor is shared |
| vestigial structures | structures that have no function but believed to have a function a long time ago |