a genome is a dartboard, a virus is a dart, having a giant dartboard means the dart is more likely not to hit a bullseye (really big. so big you can't even thro

a genome is a dartboard, a virus is a dart, having a giant dartboard means the dart is more likely not to hit a bullseye (really big. so big you can't even throw the dart far enough to reach[1]) 1 http://onlinelibrary.wiley.com/doi/10.1111/j.1095-8339.2010.01072.x/abstract http://onlinelibrary.wiley.com/doi/10.1111/j.1095-8339.2010....