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DNA and RNA Nucleotides Composition

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Questions and Answers

Which nitrogenous base is found in both DNA and RNA?

Thymine

Uracil

Adenine

Guanine (correct)

What is the key structural difference between the pentose sugars in DNA and RNA?

The presence of a hydrogen atom

The presence of a hydroxyl group

The chemical groups attached to the carbon (correct)

The number of carbons in the sugar

Which nitrogenous base is present only in DNA and not in RNA?

Adenine

Cytosine

Uracil

Thymine (correct)

DNA and RNA Nucleotides Composition

Choose a study mode

Podcast

Questions and Answers

Which nitrogenous base is found in both DNA and RNA?

What is the key structural difference between the pentose sugars in DNA and RNA?

Which nitrogenous base is present only in DNA and not in RNA?

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