Human MigrationEmigration and ImmigrationHistory, AncientAdaptation, PhysiologicalAmericasGeographyAfrica, NorthernGenetics, PopulationChromosomes, Human, YPopulation DynamicsPhylogenyHaplotypesDNA, MitochondrialClimateGene FlowGenetic VariationAdaptation, OcularAfricaBiological EvolutionAdaptation, BiologicalEthnic GroupsEvolution, MolecularCell MovementAnimal MigrationGene FrequencySequence Analysis, DNACell Migration InhibitionGenotypeForeign-Body MigrationDark AdaptationCell AdhesionChemotaxisSignal TransductionCell Migration AssaysCells, CulturedMacrophage Migration-Inhibitory FactorsTime FactorsCell ProliferationCell Line, TumorTransendothelial and Transepithelial MigrationChemotaxis, LeukocyteModels, BiologicalWound HealingFigural Aftereffect