NEET Zoology Nucleic Acids MCQ Question
Which of the following combinations correctly describe the characteristics and composition of nucleic acids?
Nucleic acids are polynucleotides and their building blocks are nucleotides.
Nucleic acids are primarily found in the water-soluble fraction of cells.
Nucleic acids consist of sugars, amino acids, and fatty acids.
Nucleic acids comprise the true macromolecular fraction of living tissue along with polysaccharides and polypeptides.
Correct Answer
Detailed Explanation
Nucleic acids are indeed polynucleotides, and their building blocks are nucleotides, as stated in the context. Option B is incorrect because nucleic acids are part of the acid-insoluble fraction. Option C incorrectly includes amino acids and fatty acids, which are not components of nucleic acids. Option D is correct but only in part, making A the best answer.
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