It is possible to determine the time a cell spends in different phases of the cell cycle and its specific location in the cycle by feeding cells with molecules that are only taken into the cell at a specific point in the cell cycle.
It's known as the Big House, and that's not just a cute nickname. It's a literal one. The largest crowd to ever attend a college football game (115,109) did so in 2013 at Michigan Stadium, when Notre Dame made what might be its final visit to Ann Arbor and fell 41-30 to Michigan.
Football Bowl Subdivision teams must meet a minimum attendance requirement of an average of 15,000 people in actual or paid attendance for each home game. DI colleges need to meet minimum scholarship awards for their athletics program, and the maximum number of scholarships for each sport is set by NCAA regulation.