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S_A_V [24]
3 years ago
7

Why do you think it is important that the sugar – phosphate backbone of dna is held together by covalent bonds, and the cross –

bridges between the two strands are held together by hydrogen bonds?
Biology
1 answer:
Yanka [14]3 years ago
4 0
As covalent bonds are strong it makes the sugar phosphate backbone a stable molecule which will HV less chances for a mutation while the huydrogen bonds exist for the ease of DNA replication as they are strong in a way but weak for the replication to take place easily.
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