NEET Zoology Nucleic Acids MCQ Question
Consider a diagram showing the structure of a nucleotide with three parts labeled as X, Y, and Z. If X is the phosphate group, Y is the pentose sugar, what is Z likely to represent?
A nitrogenous base
A carboxyl group
A hydroxyl group
A methyl group
Correct Answer
Detailed Explanation
In nucleic acids, a nucleotide is composed of a phosphate group, a pentose sugar, and a nitrogenous base. The NCERT context mentions that nucleic acids are polynucleotides with nucleotides as their building blocks.
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