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  4. A nucleotide has three components

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Q. A nucleotide has three components

J & K CETJ & K CET 2014Biomolecules

Solution:

A nucleotide has three component, a nitrogenous base, a pentose sugar (nucleoside) and a phosphate group. Nucleic acid (RNA and DNA) is a long chain polymer of (polynucleotide) composed of monomeric unit called nucleotide. Nucleotides are ribonucleotides (RNA) and deoxyribonucleotides (DNA) like AMP (adenosine monophosphate) or adenylic acid and d AMP (deoxy adenosine monophosphate or deadenylic acid respectively).