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Last Updated On [03-11-2023]

Nucleotides are formed by

a)

Purine, sugar and phosphate

b)

Purine, pyrimidine and phosphate

c)

Purine or pyrimidine, sugar and phosphate

d)

Pyrimidine, sugar and phosphate


Question ID - 1236 :-

Nucleotides are formed by

a)

Purine, sugar and phosphate

b)

Purine, pyrimidine and phosphate

c)

Purine or pyrimidine, sugar and phosphate

d)

Pyrimidine, sugar and phosphate

1 Answer
5876 Votes
3537

Answer Key : (b) -

(b)

The nucleotide is formed by the union of a phosphate group with a nucleoside. A nucleoside contains a sugar molecule along with an organic nitrogenous base. Thus, a nucleotide contains a organic nitrogenous base (purine or pyrimidine) along with a sugar molecule and a phosphate group,

Nucleoside=Sugar molecule+Organic nitrogenous base.

Nucleotide=Nucleoside+Phosphate group.



Next Question :

The substance, which is metal ion essential for the normal functioning of enzyme is called

a)

Cofactor

b)

Coenzyme

c)

Holoenzyme

d)

None of these


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