<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31327285</termId><termName>tropism</termName><termType>PT</termType><termNote><![CDATA[ The directional growth of an organism or part of an organism in response to an external stimulus. ]]></termNote><termCreatedDate>2026-03-30 20:28:12</termCreatedDate><relation><relationType>UF</relationType><termId>31327286</termId><termName>responses, tropic</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31327287</termId><termName>tropic responses</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31327288</termId><termName>tropisms</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31308362</termId><termName>growth</termName><termType>PT</termType></relation></term>  </Zthes>