<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31316543</termId><termName>chlorophyll</termName><termType>PT</termType><termNote><![CDATA[ Green pigment found in found in virtually all photosynthetic organisms, including plants and various green water-animalcules. It is involved in photosynthesis, which is the process by which light energy is converted to chemical energy through the synthesis of organic compounds: it absorbs energy from light; this energy is then used to convert carbon dioxide to carbohydrates. Pure chlorophyll appears as waxy dark green to black crystals. Chlorophyll has been used as a green colorant in clothing, soaps, leathers, waxes, foods, liquors, and perfumes. It is also used as a sensitizer for color film and as a deodorizer. ]]></termNote><termCreatedDate>2026-03-30 20:25:14</termCreatedDate><relation><relationType>UF</relationType><termId>31316544</termId><termName>chlorophyl</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31316545</termId><termName>chlorophylls</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31303850</termId><termName>plant pigment</termName><termType>PT</termType></relation></term>  </Zthes>