Grade 10 Evolution

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A summary of the key ideas on the development of evolution by natural selection for my grade 10 general science class.

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  • Images: oak leaves and acorns inheritance pattern of monohybrid cross of heterozygous individuals selection of darker individuals in subsequent generations spiraling time geologic time speciation in beetles speciation of lizards on Martinique Island (not yet actually different species, though!) reproductive isolation of equine species in Africa and Asia
  • Images: oak leaves and acorns inheritance pattern of monohybrid cross of heterozygous individuals selection of darker individuals in subsequent generations spiraling time geologic time speciation in beetles speciation of lizards on Martinique Island (not yet actually different species, though!) reproductive isolation of equine species in Africa and Asia
  • Images: oak leaves and acorns inheritance pattern of monohybrid cross of heterozygous individuals selection of darker individuals in subsequent generations spiraling time geologic time speciation in beetles speciation of lizards on Martinique Island (not yet actually different species, though!) reproductive isolation of equine species in Africa and Asia
  • Images: oak leaves and acorns inheritance pattern of monohybrid cross of heterozygous individuals selection of darker individuals in subsequent generations spiraling time geologic time speciation in beetles speciation of lizards on Martinique Island (not yet actually different species, though!) reproductive isolation of equine species in Africa and Asia
  • Images: oak leaves and acorns inheritance pattern of monohybrid cross of heterozygous individuals selection of darker individuals in subsequent generations spiraling time geologic time speciation in beetles speciation of lizards on Martinique Island (not yet actually different species, though!) reproductive isolation of equine species in Africa and Asia
  • Images: oak leaves and acorns inheritance pattern of monohybrid cross of heterozygous individuals selection of darker individuals in subsequent generations spiraling time geologic time speciation in beetles speciation of lizards on Martinique Island (not yet actually different species, though!) reproductive isolation of equine species in Africa and Asia
  • Images: oak leaves and acorns inheritance pattern of monohybrid cross of heterozygous individuals selection of darker individuals in subsequent generations spiraling time geologic time speciation in beetles speciation of lizards on Martinique Island (not yet actually different species, though!) reproductive isolation of equine species in Africa and Asia
  • Grade 10 Evolution

    1. 1. G10 EVOLUTIONInternational School of TanganyikaMr KremerG10 EVOLUTIONInternational School of TanganyikaMr Kremer
    2. 2. Evolution: Key concepts• History of evolutionary theories• Darwin-Wallace model of natural selection• Speciation, tectonics, + environmental pressure• Evidence of evolution
    3. 3. Evolution
    4. 4. EvolutionQuickTime™ and adecompressorare needed to see this picture.
    5. 5. Evolution of Evolution
    6. 6. EvolutionaryThoughtCreationismUse and DisuseNatural SelectionGradualismPunctuated EquilibriumImage source: http://evolution.berkeley.edu/evosite/history/
    7. 7. History of Evolutionary Thought• Creationism• Catastrophism• Use and Disuse• Natural Selection• Gradualism• Punctuated Equilibrium Image source: http://new-indology.blogspot.com
    8. 8. History of Evolutionary Thought• Creationism• Catastrophism• Use and Disuse• Natural Selection• Gradualism• Punctuated EquilibriumImage source: http://www.nwcreation.net
    9. 9. History of Evolutionary Thought• Creationism• Catastrophism• Use and Disuse• Natural Selection• Gradualism• Punctuated EquilibriumImage source: http://www.zo.utexas.edu
    10. 10. History of Evolutionary Thought• Creationism• Catastrophism• Use and Disuse• Natural Selection• Gradualism• Punctuated EquilibriumImage source: http://evolution.berkeley.edu
    11. 11. History of Evolutionary Thought• Creationism• Catastrophism• Use and Disuse• Natural Selection• Gradualism• Punctuated EquilibriumImage source: http://casarcia.com
    12. 12. Natural Selection
    13. 13. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to die
    14. 14. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to dieImage source:http://www.goecuador.comImage source:http://www.ucl.ac.uk
    15. 15. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to dieImage source: http://casarcia.com
    16. 16. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to dieImage source: http://www.avibushistoriae.com
    17. 17. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to dieImage source: http://www.avibushistoriae.com
    18. 18. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to dieImage source: http://true-wildlife.blogspot.com
    19. 19. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to dieImage source: http://pepsisummersdolls.blogspot.com
    20. 20. Natural Selection• Darwin and Wallace• Mutations neitherinherently good nor bad• Environmentdetermines success• Helps survival: passedon to offspring• Hurts survival: morelikely to dieImage source: http://users.rcn.com/jkimball
    21. 21. Evolution Fundamentals
    22. 22. EvolutionFundamentalsVariationInheritanceSelectionTimeSpeciation
    23. 23. Fundamentals of Evolution• Variation• Inheritance• Selection• Time• Speciationhttp://www.eeob.iastate.edu
    24. 24. Fundamentals of Evolution• Variation• Inheritance• Selection• Time• SpeciationImage source: http://wikids-life.wikispaces.com
    25. 25. Fundamentals of Evolution• Variation• Inheritance• Selection• Time• SpeciationImage source: http://livinglifewithoutanet.wordpress.com
    26. 26. Fundamentals of Evolution• Variation• Inheritance• Selection• Time• Speciation Image source: http://evolution.berkeley.edu/evosite/evo101/VC1bAllopatric.shtml
    27. 27. Fundamentals of Evolution• Variation• Inheritance• Selection• Time• SpeciationImage source: http://teachers.greenville.k12.sc.us
    28. 28. Fundamentals of Evolution• Variation• Inheritance• Selection• Time• SpeciationImage source: http://images.sciencedaily.com
    29. 29. Fundamentals of Evolution• Variation• Inheritance• Selection• Time• SpeciationImage source: http://www.nature.com
    30. 30. Evolution and Tectonics
    31. 31. Evolution +TectonicsTectonic theoryGenetic isolationSpeciationExamples
    32. 32. Tectonic Theory• Earth’s layeredstructure• Crust made of slow-moving plates• Land masses migrateover time• new climatepatterns• isolate organisms
    33. 33. Tectonic Theory• Earth’s layeredstructure• Crust made of slow-moving plates• Land masses migrateover time• new climatepatterns• isolate organisms
    34. 34. Tectonic Theory• Earth’s layeredstructure• Crust made of slow-moving plates• Land masses migrateover time• new climatepatterns• isolate organisms
    35. 35. Tectonic Theory• Earth’s layeredstructure• Crust made of slow-moving plates• Land masses migrateover time• new climatepatterns• isolate organisms
    36. 36. Tectonic Theory• Earth’s layeredstructure• Crust made of slow-moving plates• Land masses migrateover time• new climatepatterns• isolate organisms
    37. 37. Speciation• Population isolated• Different conditions ineach place = differentselection• Different adaptationsto differentenvironments• Different enough =can’t interbreed = newspecies
    38. 38. Speciation• Population isolated• Different conditions ineach place = differentselection• Different adaptationsto differentenvironments• Different enough =can’t interbreed = newspecies
    39. 39. Speciation• Population isolated• Different conditions ineach place = differentselection• Different adaptationsto differentenvironments• Different enough =can’t interbreed = newspecies
    40. 40. Evidence of Evolution
    41. 41. Evidence ofEvolutionBiochemical processesmtDNAPhylogenyFossil recordGeographic distributionPresent-day examples
    42. 42. Evidence of Evolution• Biochemical processes• mtDNA• phylogeny• fossil record• geographic distribution• present-day examples
    43. 43. Evidence of Evolution• Biochemical processes• mtDNA• phylogeny• fossil record• geographic distribution• present-day examples

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