One important way of preparing your heir for the throne is by making good decisions even before he has been conceived. To ease succession and subsequent rule, you want to prepare your potential heirs for the throne. Your children are extremely important, as one of them will usually take over upon your death.
I don't want to change it myself because I am not personally 100.00% sure this is wrong, but I also think it important that this variance in opinion be more prominently displayed than just being buried in the comment section! READERS' NOTE: Please make sure to read comments below, especially the comment of March 30, 2013 by Kmarple1 (thanks!) It is probable that the DNA and inheritance information on this wiki page is completely wrong, but for whatever reason the author does not update it (and given that the errors were pointed out 2-3 years ago, probably never will).