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प्रश्न
Give a reason for the following observations:
The two strands in DNA are complementary to each other.
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उत्तर
Because hydrogen bonds occur between certain pairs of bases, the two strands of DNA are complementary to each other. Adenine and thymine form hydrogen bonds, but cytosine and guanine form hydrogen bonds.
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संबंधित प्रश्न
Define the following term:
Nucleotide
Give balanced equations for the following reactions:
Name the nitrogen base residues present in DNA
The presence or absence of hydroxyl group on which carbon atom of sugar differentiates RNA and DNA?
Which one of them is not a protein?
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?
Write the structures of fragments produced on complete hydrolysis of DNA. How are they linked in DNA molecule? Draw a diagram to show pairing of nucleotide bases in double helix of DNA.
Which of the following contributes to the double helical structure of DNA?
State the functions of RNA and DNA.
