<?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">enzyme</topic></authority><related type="narrower"><topic>lipase</topic></related><related type="narrower"><topic>amylase</topic></related><related type="narrower"><topic>superoxide dismutase</topic></related><related type="narrower"><topic>protease</topic></related><related type="broader"><topic>organic material</topic></related><variant type="other"><topic>biocatalyst</topic></variant><variant type="other"><topic>ferment</topic></variant><variant type="other"><topic>ferment, soluble</topic></variant><variant type="other"><topic>soluble ferment</topic></variant> <note xml:lang="en"><![CDATA[ One of a group of complex organic substances formed in the living cells of plants and animals; it is a necessary catalyst for the chemical reactions of biological processes. ]]></note></mads>