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BigorU [14]
3 years ago
9

The nitrogenous bases in DNA are held together by... A. Covalent Bonding

Biology
1 answer:
nataly862011 [7]3 years ago
5 0

Answer:

Hydrogen bonding

Explanation:

The nitrogenous bases form hydrogen bonds between opposing DNA strands to form the rungs of the twisted ladder or double helix of DNA.

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