Does the fate of the team played with the game of life depend on the fan, who left the stands giving up his seat to someone else? On the sports stadium it would be an event without precedent. Meanwhile, inside the cells of our body it is not uncommon: only a single nucleotide substitution in the inactive DNA fragment may eventually lead to the development of the disease. Finally we know why this is happening.

Source: When the stadium is DNA, swapping one spectator may affect the results