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  • 13-01-2017
  • Biology
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What are the rungs of the dna ladder made of?

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MissPhiladelphia
MissPhiladelphia MissPhiladelphia
  • 17-01-2017
The sides of the ladder are made of alternating sugar and phosphate molecules. The sugar is deoxyribose. The rungs of the ladder are pairs of 4 types of nitrogen bases. Hope this answers the question. Have a nice day.
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