Sources of Maintained Variation in a Population

Explore how existing genetic variation can be maintained when heterozygotes are favoured, when rare phenotypes experience negative frequency-dependent selection, and when dominant alleles mask recessive alleles.

Topics

  • AP
  • AP Biology
  • AP Bio
  • next generation science standards
  • NGSS
  • genetic variation
  • polymorphism
  • heterozygote advantage
  • frequency-dependent selection
  • adaptation
  • survival