Update model.html

wiki/pages/model.html

@@ -1019,6 +1019,10 @@ dit xvg_show -f interaction_energy.xvg</code></pre>
                     <li><strong>Activation of pFUS1</strong>: The transcription factor pFUS1 is activated by Fus3, and
                         the downstream gene is LahA, which expresses lactate dehydrogenase to produce lactate.</li>
                 </ol>
+                <div class="image-container">
+                    <img src="https://static.igem.wiki/teams/5187/wiki-model-fig/mapk.png" alt="MAPK Pathway"
+                        class="shadowed-image" style="width: 50%; max-width: 500px;">
+                </div>
                 <h3>Basic Assumptions</h3>
                 <ol>
                     <li>Since the model only simulates the signal transduction shortly after muscone activation, it