what is a constituent of dna
a=thiamine
b=uridine
c=pentose sugar
d=peptide bond
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Pentose sugar is a constituent of DNA.
Option: (c)
Explanation:
- Pentose sugar is a ‘constituent of DNA’. DNA is made up of deoxyribose sugar, phosphate and a nitrogenous base.
- The deoxyribose sugar is a pentose sugar with five carbon ring. This pentose sugar is unique to DNA and RNA and absent among the 20 amino acids.
- Thiamine, uridine and peptide bond are not a part of the DNA structure. Thiamine is Vitamin B1.
- Uridine is present in RNA and peptide bonds are found in proteins.
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