DNA and RNA Differences

Which of the following is true regarding the sugar component in DNA and RNA molecules?

• RNA contains ribose sugar and DNA contains deoxyribose sugar
• RNA and DNA both contain ribose sugar
• RNA and DNA both contain deoxyribose sugar
• RNA contains deoxyribose sugar and DNA contains ribose sugar

Which of the following nucleotide bases is found in RNA but not in DNA?

• Uracil
• Guanine
• Thymine
• Cytosine

What type of helix structure does DNA typically form?

• Double helix
• Quadruple helix
• Single helix
• Triple helix

How do DNA and RNA differ in terms of structure?

• DNA is double-stranded while RNA is single-stranded
• DNA is single-stranded while RNA is double-stranded
• DNA and RNA are both double-stranded
• DNA and RNA are both single-stranded

Which nucleic acid is responsible for storing genetic information in most organisms?

• DNA
• Carbohydrate
• Protein
• RNA

Which nucleic acid contains the sugar deoxyribose?

• DNA
• RNA
• Protein
• Lipid

Which nucleic acid is typically more stable: DNA or RNA?

• DNA
• RNA
• Both DNA and RNA have equal stability
• It depends on the cellular environment

Which nucleotide base is found in DNA but not in RNA?

• Thymine
• Uracil
• Cytosine
• Adenine

Which type of RNA is responsible for bringing amino acids to the ribosome during protein synthesis?

• tRNA
• mRNA
• rRNA
• snRNA

Which nucleotide base pairs with guanine in both DNA and RNA?

• Cytosine
• Thymine
• Uracil
• Adenine