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  • 02-05-2020
  • Biology
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9. What are the 4 bases that make up the rungs of the DNA ladder?

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lolama7051
lolama7051 lolama7051
  • 02-05-2020

Answer:

The rungs of the DNA ladder are made up of four nitrogen bases. There are two purines-adenine and guanine, and two pyrimidines-cytosine and thymine....

Explanation:

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