Area of Study 2: Change over time

  • Changing alleles in the population
    • Gene flow
    • Genetic drift
    • Natural selection
  • Evidence of biological evolution
    • Geological time scale
    • Relative dating
    • Absolute dating
    • Biogeography
    • Comparative morphology
    • Biochemical evidence for evolutionary relationships
  • Phylogeny
  • Patterns of biology change
  • Human evolution
  • Human intervention in evolutionary process
    • Stem cell differentiation
    • Genetic screening
    • Gene therapy
    • Artificial selection
    • Gene cloning