The World’s Largest Human DNA Helix
Over 2,600 employees from the San Francisco headquarters of Genentech celebrated the anniversary of the discovery of DNA by forming a human DNA strand reportedly the world’s largest ever.
![](https://preprod.bigthink.com/wp-content/uploads/2013/07/origin-398.jpg?w=480&h=270&crop=1)
Over 2,600 employees from the San Francisco headquarters of Genentech celebrated the anniversary of the discovery of DNA by forming a human DNA strand reportedly the world’s largest ever.