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Q: What are the sides of the dna ladder made of

  • 1
    nitrates and sugars
  • 2
    sugars and hydrates
  • 3
    sugars and phosphates
  • 4
    phosphates and nitrates
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Answer : 3. "sugars and phosphates"
Explanation :

Answer: C) sugars and phosphates Explanation: DNA is a double-stranded molecule twisted into a helix. The shape of DNA is a double helix, which is like a twisted ladder. The sides of the ladder are made of alternating sugar and phosphate molecules. Deoxyribose, which is a pentose, and a phosphate group are the two molecules together form the two sides of the DNA. The rungs of the ladder are pairs of 4 types of nitrogen bases.

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