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What replaces thymine in RNA?

Understand the Problem

The question is asking about the differences in nitrogenous bases between DNA and RNA, specifically what base is used in RNA instead of thymine.

Answer

uracil

The final answer is uracil.

Answer for screen readers

The final answer is uracil.

More Information

In RNA, the nitrogenous base thymine, which is found in DNA, is replaced by uracil. Uracil pairs with adenine during RNA transcription.

Tips

Common mistakes include confusing uracil with other bases like cytosine or assuming thymine is in both DNA and RNA.

Sources

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