The Theory of Evolution (OCR GCSE Religious Studies): Flashcards
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Define evolution
Define evolution
Species adapt over time in response to changing environment
Why are adaptations important?
Why are adaptations important?
Help organisms survive in their living conditions
What provides evidence of evolution?
What provides evidence of evolution?
Fossils - preserved remains from millions of years ago
Define natural selection
Define natural selection
Better-adapted traits lead to survival & reproduction
Who was Charles Darwin?
Who was Charles Darwin?
British naturalist who proposed evolution by natural selection
Darwin's definition of evolution
Darwin's definition of evolution
Descent with modification - species change over time
Lamarck's theory on used characteristics
Lamarck's theory on used characteristics
Used more = bigger/stronger; unused = disappears
Lamarck on passing traits to offspring
Lamarck on passing traits to offspring
Improved features through use are passed to offspring
Lamarck vs Darwin: timing of change
Lamarck vs Darwin: timing of change
Lamarck: change after environment changes; Darwin: variations at birth, then selected
Evolution's explanation of origins
Evolution's explanation of origins
Natural selection & genetic mutations over millions of years
Religious explanation of origins
Religious explanation of origins
Deliberate act of creation by a divine being
Evolution's mechanism of change
Evolution's mechanism of change
Random mutations & environmental pressures
Religious belief on life forms
Religious belief on life forms
Created in current forms by divine being
Evolution's view on humanity
Evolution's view on humanity
One species among many, evolved from common ancestors
Religious view on humanity
Religious view on humanity
Humans unique, created in image of divine being (Imago Dei)