natural selection

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natural selection
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What is it?

• Charles Darwin (1858)
• HMS Beagle
• Galapagos Islands
• Studied Anatomy of Finches

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What evidence is there?

• In order for natural selection, or any other
  theory of evolution to be accurate, there needs
  to be some physical evidence supporting it.
  Following are some clues scientists have used to
  piece together the history of living things on
  Earth.

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Fossils

• Cuvier
• Shape and Purpose

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Anatomy

• Homologous Structures
• Same, but
• different

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Anatomy 2

• Vestigial Structures
• No longer use

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Biochemistry

• Study DNA
• Genetic Technology
• Restriction Enzymes
• Gel Electrophoresis

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Comparative Embryology

• Study Embryos of Different Organisms

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Adaptations

• What is it?
• Who displays it?
• Why does it happen?

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Mimicry
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Camouflage
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Resistance

• Mostly bacteria and viruses