Multiple Choice
In DNA structure, the pentose sugar found in DNA is which of the following?
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7. DNA and Chromosome Structure
DNA Structure
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In the DNA double helix, what are the “rungs” of the DNA ladder made of?
A
Pairs of ribose sugars connected by hydrogen bonds
B
Paired nitrogenous bases (A with T, and G with C) held together by hydrogen bonds
C
Alternating deoxyribose sugars and phosphate groups linked by phosphodiester bonds
D
Stacks of amino acids joined by peptide bonds
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