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Figure 22.0 Title page from The Origin of Species

Figure 22.0 Title page from The Origin of Species. Figure 22.1 The historical context of Darwin’s life and ideas. Figure 22.2 Fossils of trilobites, animals that lived in the seas hundreds of millions of years ago.

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Figure 22.0 Title page from The Origin of Species

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  1. Figure 22.0 Title page from The Origin of Species

  2. Figure 22.1 The historical context of Darwin’s life and ideas

  3. Figure 22.2 Fossils of trilobites, animals that lived in the seas hundreds of millions of years ago

  4. Figure 22.3 Formation of sedimentary rock and deposition of fossils from different time periods

  5. Figure 22.4 Strata of sedimentary rock at the Grand Canyon

  6. Figure 22.5 The Voyage of HMS Beagle

  7. Figure 22.6 Galápagos finches

  8. Figure 22.7 Descent with modification

  9. Figure 22.8 Overproduction of offspring

  10. Figure 22.9 A few of the color variations in a population of Asian lady beetles

  11. Figure 22.10 Camouflage as an example of evolutionary adaptation

  12. Figure 22.11a Artificial selection: cattle breeders of ancient Africa

  13. Figure 22.11b Artificial selection: diverse vegetables derived from wild mustard

  14. Figure 22.12 Evolution of insecticide resistance in insect populations

  15. Figure 22.13 Evolution of drug resistance in HIV

  16. Figure 22.14 Homologous structures: anatomical signs of descent with modification

  17. Table 22.1 Molecular Data and the Evolutionary Relationships of Vertebrates

  18. Figure 22.15 Different geographic regions, different mammalian “brands”

  19. Figure 22.16 The evolution of fruit fly (Drosophila) species on the Hawaiian archipelago

  20. Figure 22.17 A transitional fossil linking past and present

  21. Figure 22.18 Charles Darwin in 1859, the year The Origin of Species was published

  22. Figure 22.x1 Darwin as an ape

  23. Figure 22.x2 Georges Cuvier

  24. Figure 22.x3 Charles Lyell

  25. Figure 22.x4 Jean Baptiste Lamarck

  26. Figure 22.x5 Alfred Wallace

  27. Figure 23.0 Shells

  28. Figure 23.1 Individuals are selected, but populations evolve

  29. Figure 23.x1 Edaphic Races of Gaillardia pulchella

  30. Figure 23.2 Population distribution

  31. Figure 23.3a The Hardy-Weinberg theorem

  32. Figure 23.3b The Hardy-Weinberg theorem

  33. Figure 23.4 Genetic drift

  34. Figure 23.5 The bottleneck effect: an analogy

  35. Figure 23.5x Cheetahs, the bottleneck effect

  36. Figure 23.6 Gene flow and human evolution

  37. Figure 23.7 A nonheritable difference within a population

  38. Figure 23x2 Polymorphism

  39. Figure 23.8 Clinal variation in a plant

  40. Figure 23.9 Geographic variation between isolated populations of house mice

  41. Figure 23.10 Mapping malaria and the sickle-cell allele

  42. Figure 23.11 Frequency-dependent selection in a host-parasite relationship

  43. Figure 23.12 Modes of selection

  44. Figure 23.12x Normal and sickled cells

  45. Figure 23.13 Directional selection for beak size in a Galápagos population of the medium ground finch

  46. Figure 23.14 Diversifying selection in a finch population

  47. Figure 23.15 The two-fold disadvantage of sex

  48. Figure 23.16x1 Sexual selection and the evolution of male appearance

  49. Figure 23.16x2 Male peacock

  50. Figure 24.0 A Galápagos Islands tortoise

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