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Multiple Choice
Which of the following is NOT one of the differences between RNA and DNA?
A
RNA and DNA both have the same type of phosphate backbone.
B
RNA uses uracil instead of thymine found in DNA.
C
RNA contains ribose sugar, while DNA contains deoxyribose sugar.
D
RNA is typically single-stranded, whereas DNA is double-stranded.
Verified step by step guidance
1
Identify the structural components of RNA and DNA: RNA contains ribose sugar, uracil, and is typically single-stranded, while DNA contains deoxyribose sugar, thymine, and is double-stranded.
Understand the role of the phosphate backbone: Both RNA and DNA have a phosphate backbone, which is a common structural feature.
Compare the nitrogenous bases: RNA uses uracil, whereas DNA uses thymine. This is a key difference between the two nucleic acids.
Examine the sugar component: RNA contains ribose sugar, while DNA contains deoxyribose sugar. This is another fundamental difference.
Analyze the strand structure: RNA is typically single-stranded, whereas DNA is double-stranded. This is a significant structural difference.