How many feet of DNA are packed into a single human cell?

Science hard Data from 2023

Guess before you scroll — the answer is below

Answer in feet. Shorthand like 9m or 1.2bn works.

The answer

6 feet

Roughly 6.

Uncoiled, the DNA in one human cell stretches about 6 feet, packed into a nucleus a few thousandths of a millimetre across. Add up every cell in your body and the total length would reach the Sun and back roughly 60 times.

Where this number comes from

Source National Human Genome Research Institute
Figure refers to 2023
Last checked
Unit feet

Numbers move. If this one has drifted from its source, let us know.

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