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प्रश्न
Which of the following is a structural subunit of DNA?
विकल्प
Carbohydrate
RNA
Protein
Nucleotides
MCQ
उत्तर
Nucleotides
Explanation:-
A nucleotide is made up of a five-carbon sugar (deoxyribose), a phosphate group, and a nitrogenous base that joins together in a repeating pattern to produce a very long, continuous strand of DNA.
One of four nitrogenous bases will be used: Guanine (G), Adenine (A), Cytosine (C), or Thymine (T) (T).
shaalaa.com
Deoxyribonucleic Acid (DNA) and Its Structure - Structure of Polynucleotide Chain
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