Multiple Choice
In the DNA double helix, what type of interaction must be disrupted for the two strands to separate during processes such as replication or PCR denaturation?
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7. DNA and Chromosome Structure
DNA Structure
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In DNA structure, what components form the backbone of the DNA molecule?
A
Two strands of amino acids linked by peptide bonds
B
Alternating nitrogenous bases and phosphate groups linked by hydrogen bonds
C
Alternating deoxyribose sugars and phosphate groups linked by phosphodiester bonds
D
Alternating ribose sugars and phosphate groups typical of RNA
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