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The heatmap can be customized to improve data visualization using the menu on the Configuration panel on the left. You can select Annotations to choose the appropriate attribute to annotate the rows, as well as coloring the dendogram using the Dendogram Dendograms menu. The color palette used to viusalize gene expression can be modified by accessing the Heatmap menu menu on the left and selecting the colors to be used from the sliding bar (Figure 4).  (Figure 2).

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