So they survived or they failed together, which means that if a community was very successful, all the individuals in that community were repeated more and they were favored by evolution.
وبالتالي نجت أو أنها فشلت ككل، وهذا يعني إن كان المجتمع ناجحآ جداً، كل الأفراد في ذلك المجتمع تكررت أكثر وكانت مفضلة تطوريا.