sixpenceee: 2600 people form a chain to celebrate the 60th anniversary of the discovery of the DNA. Genentech employees set a Guinness World Record for the Largest “Human” DNA Helix on April 21, 2011 in San Francisco.

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sixpenceee: 2600 people form a chain to celebrate the 60th anniversary of the discovery of the DNA. Genentech employees set a Guinness World Record for the Largest “Human” DNA Helix on April 21, 2011 in San Francisco.

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