NEET Chemistry Nucleic Acids MCQ Question
Which of the following statements about nucleic acids is correct?
DNA contains adenine, guanine, cytosine, and thymine as its bases.
RNA contains thymine instead of uracil.
Nucleotides are formed by linking a nucleoside to a sugar molecule.
Nucleic acids are composed of amino acids linked by peptide bonds.
Correct Answer
Detailed Explanation
DNA is correctly described as containing adenine (A), guanine (G), cytosine (C), and thymine (T) as its nitrogenous bases, as stated in the NCERT context. RNA contains uracil (U) instead of thymine (T), making option B incorrect. Option C misrepresents the formation of nucleotides, and option D incorrectly describes the composition of nucleic acids.
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