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Does the double helix actually look like a double helix?

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When we look at those now-iconic images of the double helix, the fuzzy X inside the fuzzy O, we're not seeing the DNA itself so much as we're seeing x-rays deflected from its atoms. Which makes the image below pretty amazing. read more

I would say that the DNA double helix actually looks like a double helix. A lot of models of DNA simplify the nitrogenous bases as colored rods when they actually aren’t, like in the graphic provided. read more

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