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Unformatted text preview: 4. Vestigial characters-Structural, functional, molecular level; adaptations of old non-functioning characters 5. Convergence-Evolution history: logical explanation for cases in which different organisms use very different structures for the same function 6. Suboptimal design-Accidents of evolution which should not be permitted by an intelligent designer 7. Geographic distributions-Biogeography: geographic distributions of species and higher taxa, usually from a common ancestor in geographically closer areas 8. Intermediate forms-Successive small changes; innumerable cases of characteristics varying by degrees among species and higher taxa...
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- Fall '07