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<a accesskey="3" href="page.php?w=active_site&amp;p=2">3.Next</a>
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<p>In <a href="page.php?w=biology">biology</a> and <a href="page.php?w=biochemistry">biochemistry</a>, the <b>active site</b> is the region of an <a href="page.php?w=enzyme">enzyme</a> where <a href="page.php?w=substrate_%28biochemistry%29">substrate</a> molecules bind and undergo a chemical reaction. The active site consists of <a href="page.php?w=amino_acid">amino acid</a> residues that form temporary bonds with the substrate, the <a href="page.php?w=binding_site">binding site</a>, and residues that <a href="page.php?w=enzyme_catalysis">catalyse</a></p><p>
<a accesskey="3" href="page.php?w=active_site&amp;p=2">3.Next</a>
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