<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">evolution</topic></authority><related type="broader"><topic>biological concepts</topic></related> <note xml:lang="en"><![CDATA[ Refers to the gradual development of living organisms over successive generations, from lower to higher forms, especially as articulated in Darwinian theory or in alternatives to or modifications of Darwinian theory. ]]></note></mads>