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प्रश्न
Write the important structural differences between DNA and RNA.
उत्तर
| DNA | RNA |
| The sugar moiety in DNA molecules is β-D-2 deoxyribose. | The sugar moiety in RNA molecules is β-D-ribose. |
| DNA contains thymine (T). It does not contain uracil (U). | RNA contains uracil (U). It does not contain thymine (T). |
| The helical structure of DNA is double-stranded. | The helical structure of RNA is single-stranded. |
| DNA molecules are very large. | RNA molecules are much smaller. |
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संबंधित प्रश्न
Write the structure of a nucleotide
What are three types of RNA molecules which perform different functions?
What type of linkage is present in nucleic acids?
Define the following terms:
Nucleotide
What are nucleic acids?
Draw the structures of adenine.
Give balanced equations for the following reactions:
Name the nitrogen base residues present in DNA
Name the purine bases and pyrimidine bases present in RNA and DNA.
Which one of them is not a protein?
In both DNA and RNA, heterocyclic base and phosphate ester linkages are at ____________.
Which base is present in RNA, but not in DNA?
Nucleic acids are the polymers of ______.
Aldopentoses named as ribose and 2-deoxyribose are found in nucleic acids. What is their relative configuration?
Which of the following contributes to the double helical structure of DNA?
Which of the following statements is not true about RNA?
Give a reason for the following observations:
The two strands in DNA are complementary to each other.
What products would be formed when a nucleotide from DNA containing thymine is hydrolysed?
