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Provides explanations as to why deleterious genes may exist in a population even though one would expect natural selection to remove genes with negative effects from a population (individuals who carry those genes would not reproduce as much, so the genes should not be passed on).


  • Science > General
  • Science > Biology

Education Levels:

  • Grade 9
  • Grade 10
  • Grade 11
  • Grade 12


population offspring genes genetic survival



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Public - Available to anyone

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Creative Commons Attribution Non-Commercial
Update Standards?

SCI.9-11.7.D: Science

analyze and evaluate how the elements of natural selection, including inherited variation, the potential of a population to produce more offspring than can survive, and a finite supply of environmental resources, result in differential reproductive success;
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