iOS development: GameCenter and In-App activated default
You cannot deselect them. As apple mentions here they are automatically added to explicit app ids. The only way to do not have them is to create a wildcard app id (which is not a solution in most cases as it has many drawbacks). 

Think of them as libraries added to your app. You do not have to use them and they change nothing to your project or to the way your app appears in the app store (unless you use them of course).