https:\/\/doi.org\/10.1093\/evolut\/qpaf225<\/a><\/p>\n\n\n\nEvolution<\/em>, Volume 80, Issue 1, January 2026, Pages 127\u2013142<\/p>\n\n\n\nChez la drosophile, les individus h\u00e9t\u00e9rozygotes, portant des formes diff\u00e9rentes du m\u00eame g\u00e8ne de la coloration, ont une plasticit\u00e9 ph\u00e9notypique (une capacit\u00e9 \u00e0 changer leurs couleurs en r\u00e9ponse au milieu) plus grande que les homozygotes. Ceci maintient la diversit\u00e9 g\u00e9n\u00e9tique dans les populations et facilite l\u2019adaptation aux changements rapides de l’environnement. 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