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Evolution of Evolution

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dead matter to simple forms to 'human perfection. ... Evidence in the Galapogos Finches. Comparative Anatomy. Burgess Shale. Burgess Shale ... – PowerPoint PPT presentation

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Title: Evolution of Evolution


1
Evolution of Evolution
2
Jean Baptiste Lamarck (1744-1829)
3
Lamarck
  • "inheritance of acquired characters"
  • Use/Disuse
  • Giraffes
  • environment plays a role in shaping the species
    that live in it.

4
Lamarck
  • evolution progresses in a continuously upward
    direction
  • dead matter to simple forms to human
    perfection."
  • no extinctions one species changed into another
    species. Believed in spontaneous generation

5
Charles Lyell (1797-1875)
6
Lyell (1797-1875)
  • Principles of Geology, (1830),
  • Formation of the Earth
  • Uniformitarianism
  • forces molding the planet today have operated
    continuously throughout its history.
  • "The present is the key to the past,"

7
Malthus (1766-1834)
8
Malthus
  • Essay on the Principle of Population (1798)
  • plants and animals produce far more offspring
    than can survive, and that Man too is capable of
    overproducing if left unchecked
  • famine, disease, and war control growth in
    population (divine intervention)

9
Wallace (1823 1913)
10
Wallace
  • (1858) On the tendency of varieties to depart
    indefinitely from the original type.
  • Arrived independently at the same foundation of
    natural selection as the process that drives
    evolution
  • Prompted Darwin to publish

11
Charles Darwin (1809 - 1882)
12
Darwin
  • On the Origin of Species (1859).
  • Theory of evolution and natural selection
  • Common descent (Tree of life)
  • Universal ancestor
  • Evidence in the Galapogos Finches

13
Comparative Anatomy
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Burgess Shale
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Burgess Shale
21
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