BY5.5 Evolution and Selection

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Evolution and Selection

  • evolution: process by which new species are formed from pre exisiting ones over a period of time

Natural Selection:

  • Charles Darwin (1809-1882) employed as a nauralist and memeber of scientific survey
  • Darwin's observations of a variation within a population and the tendency for adult populations to be stable in size led to the development of natural selection
  • it proposes tat organisms that are better adapted to their environment are more likely to survive and reproduce
  • theory is based on the observations:
    • any population has variation


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