Variation

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  • Created by: Immy
  • Created on: 23-12-12 18:48
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  • Variation
    • Interspecific
      • Variation between different species
    • Intraspecific
      • Variation within a species
    • Sample
      • Random
        • Sample isn't biased
      • Analyse results statistically
        • Make sure results reflect what's going on in whole population
      • Standard deviation
        • How much the values in a single sample vary
          • Measure of the spread of values about the mean
    • Genetic factors
      • Alleles
        • Different versions of a gene
        • Alleles an organism has make up its genotype
    • Environmental factors
      • Appearance (phenotype) affected by environment

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