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Komok [63]
3 years ago
12

Why is it important that the nitrogenous bases (A, T, G and C) are weakly bonded together by hydrogen bonds?

Chemistry
2 answers:
NemiM [27]3 years ago
5 0
During cell division, the DNA must be replicated, since the daughter cells need a complete set of DNA. To create TWO DNA, it must replicate. To replicate, DNA unzips, the bases pair up with a different base, and the backbone bonds.
Maksim231197 [3]3 years ago
5 0
When the cell divides, it "unzips" the DNA to copy it. Therefore, the bonds must be weak. However if there were no bonds, the DNA would simply fall apart.
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