Definition: Alternative DNA sequence at the same locus (location on the chromosome). Related Vocabulary: ChromosomesDNAHeterozygotesHomozygotesSymposia: Ancient DNA and Human EvolutionAwareness of Death and Personal Mortality: Implications for AnthropogenyCARTA 10th Anniversary: Revisiting the AgendaCellular and Molecular Explorations of AnthropogenyExploring the Origins of Today's HumansImpact of Infectious Disease on Humans & Our OriginsImplications of Anthropogeny for Medicine and Health