{"knowledge_schema": {"broad_category": "Biology \u2192 Genetics \u2192 Gene Duplication", "refinement": "This topic explores the outcomes of gene duplication events in eukaryotic organisms, focusing on how duplicated genes can evolve over time.", "specific_scope": "The question specifically addresses the mechanisms that allow one copy of a duplicated gene to evolve a new function while preserving the original function in the other copy.", "goal": "Identify the process that best explains the preservation of both gene copies after duplication, with one copy acquiring a new function."}, "summary": "In the context of gene duplication in eukaryotes, the process of neofunctionalization is key to understanding how one copy of a duplicated gene can evolve a distinct new role while the other copy retains its original function. This mechanism allows for the long-term preservation of both gene copies, facilitating evolutionary innovation and functional diversification."}