Definition: Transfer of alleles between species. Related Vocabulary: AlleleSpeciesSymposia: Ancient DNA and Human EvolutionAwareness of Death and Personal Mortality: Implications for AnthropogenyCellular and Molecular Explorations of AnthropogenyComparative Anthropogeny and Other Approaches to Human OriginsComparative Anthropogeny: Exploring The Human-Ape ParadoxExploring the Origins of Today's HumansImpact of Infectious Disease on Humans & Our OriginsImplications of Anthropogeny for Medicine and Health