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Charles
Darwin
1809—1882
English naturalist
Laid foundation for
modern theory of evolution
and principle
of common descent
He proposed
natural selection
as the mechanism
for evolution
His best-known book
The Origin of Species
published in 1859
Took a 5-year sea voyage
around the world
aboard HMS Beagle
Made many observations
especially in
Galapagos Islands
that provided data
and inspiration
for his theories
Began studying medicine
switched to natural history
and geology
Collected thousands of specimens
of living organisms and fossils
Examination of fossils
showed similarities
between fossils and living species
in the same region
His theory was controversial
especially with church leaders
Because of ill health
Darwin
couldn’t participate
in debates about his theory
Thomas Huxley was main defender
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MEMORY TRIGGERS
English_________________________________
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naturalist________________________________
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evolution________________________________
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common descent__________________________
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natural selection__________________________
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The Origin of Species_____________________
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HMS Beagle_____________________________
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Galapagos_______________________________
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fossils__________________________________
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controversial_____________________________
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church__________________________________
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Huxley_________________________________
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