Neutrally Evolving Interlocking Complexity in the Quandary Den

Fuente: arXiv
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Main Author: Walsh, Andrew
Format: Preprint
Published: 2026
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author Walsh, Andrew
author_facet Walsh, Andrew
contents Molecular biology features numerous complexes of proteins that coordinate in an interlocking fashion to fulfill different functions. Adaptive evolution explains some of this complexity, but needn't be the default when neutral explanations suffice. A new artificial life model ``organism,'' the Quandary Den, is introduced to explore different neutral evolution scenarios where complexity increases in the absence of greater informational needs. Two interlocking complexity scenarios emerge. Subfunctionalization leads to functionality diffusing through the complex. Masking allows intracomplex interference to accumulate genetically, requiring that it be blocked at the level of expression.
format Preprint
id arxiv_https___arxiv_org_abs_2604_18361
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Neutrally Evolving Interlocking Complexity in the Quandary Den
Walsh, Andrew
Neural and Evolutionary Computing
Molecular biology features numerous complexes of proteins that coordinate in an interlocking fashion to fulfill different functions. Adaptive evolution explains some of this complexity, but needn't be the default when neutral explanations suffice. A new artificial life model ``organism,'' the Quandary Den, is introduced to explore different neutral evolution scenarios where complexity increases in the absence of greater informational needs. Two interlocking complexity scenarios emerge. Subfunctionalization leads to functionality diffusing through the complex. Masking allows intracomplex interference to accumulate genetically, requiring that it be blocked at the level of expression.
title Neutrally Evolving Interlocking Complexity in the Quandary Den
topic Neural and Evolutionary Computing
url https://arxiv.org/abs/2604.18361