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DNA is a two-stranded molecule connected via hydrogen bonds, with each base on one strand connected to a base on the other side. Explain why the two strands of DNA stay together.
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DNA is a two-stranded molecule connected via hydrogen bonds, with each base on one strand connected to a base on the other side. Explain why the two strands of DNA stay together.

User Brono The Vibrator
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Hydrogen bonds occur between the two strands and involve a base from one strand with a base from the second in complementary pairing. These hydrogen bonds are individually weak but collectively quite strong.
User RaamEE
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