<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Sulfur cycle - Page 1 - Wikipedia">
<p>
<a accesskey="3" href="page.php?w=sulfur_cycle&amp;p=2">3.Next</a>
</p>
<p>The <b>sulfur cycle</b> is a <a href="page.php?w=biogeochemical_cycle">biogeochemical cycle</a> in which the <a href="page.php?w=sulfur">sulfur</a> moves between rocks, waterways and living systems. It is important in <a href="page.php?w=geology">geology</a> as it affects many minerals and in life because sulfur is an <a href="page.php?w=essential_element">essential element</a> (<a href="page.php?w=CHNOPS">CHNOPS</a>), being a constituent of many <a href="page.php?w=protein">protein</a>s and <a href="page.php?w=cofactor_%28biochemistry%29">cofactor</a>s,</p><p>
<a accesskey="3" href="page.php?w=sulfur_cycle&amp;p=2">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
