Multiple Choice
In the DNA double helix, what holds the two antiparallel strands together?
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7. DNA and Chromosome Structure
DNA Structure
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In the structure of DNA, what molecules form the sugar-phosphate backbone of each strand?
A
Alternating ribose sugars and phosphate groups
B
Alternating nitrogenous bases and phosphate groups
C
Alternating deoxyribose sugars and phosphate groups
D
Alternating deoxyribose sugars and nitrogenous bases
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