Selection bookmarks can store selections, making them available for a later use.
To create a new bookmark, start creating a selection.
Open the analysis dropdown menu at the upper right corner, and choose "Selection bookmarks".
This will open a pop up window.
Use the 
to save your current selection as a bookmark.
In the next step you can name your bookmark
Don't forget to save your bookmarks with "Done".
You can activate your saved bookmarks anytime with this menu.