-\exstep{Select a region of the alignment, and experiment with the {\sl Hide all
-but selected region} option. In the alignment window menu, {\sl View $\Rightarrow$ Hide $\Rightarrow$ All
-but selected region.}} \exstep{Select some sequences, pick one to represent the rest by hovering
+\exstep{Select a region of the alignment, and experiment with {\sl View $\Rightarrow$ Hide $\Rightarrow$ Hide all
+but selected region} and {\sl View $\Rightarrow$ Hide $\Rightarrow$ All
+but selected region} options in the alignment window menu.} \exstep{Select some sequences, pick one to represent the rest by hovering