heycotoelmer heycotoelmer
  • 04-05-2020
  • Biology
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What molecules make up the steps of the DNA ladder?

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abbymalott63
abbymalott63 abbymalott63
  • 04-05-2020

The four nitrogen bases (Thymine, Adenine, Cytosine, and Guanine) with hydrogen bonding in between.

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