Mizzou has yet to declare a starting quaterback, and won't until the start of the season.
One of the most exciting parts of the start of a new football season, is the resolutions to several position battles across the league. It's always interesting to see who will take the starting position, and if they'll be able to hold onto it, deep into the season.
An aspect that always complicates who will take the starting position for a season's kickoff is how any transfer that joins a program will affect the compeition.