<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31316449</termId><termName>Algae</termName><termType>PT</termType><termNote><![CDATA[ Large and diverse group of simple, typically autotrophic organisms, predominantly aquatic, photosynthetic organisms ranging from unicellular to multicellular forms, such as microscopic single-celled planktonic forms to huge kelps reaching over 100 feet in length; they photosynthesize their own food, though some species also ingest food particles. ]]></termNote><termCreatedDate>2026-03-30 20:25:13</termCreatedDate><relation><relationType>UF</relationType><termId>31316452</termId><termName>algæ</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31316450</termId><termName>alga</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31316451</termId><termName>algae</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31303692</termId><termName>Protista</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31339790</termId><termName>seaweed</termName><termType>PT</termType></relation></term>  </Zthes>