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What forms the backbone of the DNA molecule (the sides of the ladder)? A. nitrogenous bases B. sugar and phosphate groups C. hydrogen bonds
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What forms the backbone of the

DNA molecule (the sides of the
ladder)?
A. nitrogenous bases
B. sugar and phosphate groups
C. hydrogen bonds

User Hasan Haghniya
by
3.7k points

1 Answer

6 votes
It has an alternating chemical phosphate and sugar backbone, making the ‘sides’ of the ladder.
User Sunnyone
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