Which base is present in RNA but not in DNA? - Chemistry MCQ AIEEE 2004 2026 | ExamTest.live | ExamTest.live

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Which base is present in RNA but not in DNA?

A $Uracil$
B $Thymine$
C $Guanine$
D $Cytosine$

Solution & Step-by-step Explanation

DNA contains the nitrogenous bases Adenine, Guanine, Cytosine, and Thymine. RNA contains Adenine, Guanine, Cytosine, and Uracil. Therefore, Uracil is present in RNA but not in DNA.

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Try it yourself before checking the explanation above.

Which base is present in RNA but not in DNA?

A

Uracil

B

Thymine

C

Guanine

D

Cytosine

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biomolecules RNA and DNA

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