carrot123 carrot123

07-08-2018
Biology

contestada

Explain how the double helix structure of dna is like a spiral staircase.

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hedemontaron hedemontaron

07-08-2018

The sugar-phosphate backbone is kind of like the spiral handrails of a spiral staircase, and the nitrogen-containing bases are like the steps that attach the railings to each other :)

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