Eukaryotic Pre-MRNAs Undergo a Number of Modifications Such as Capping

question 32

Multiple Choice

Eukaryotic pre-mRNAs undergo a number of modifications such as capping at the 5' end. A 5' cap...

• A) consists of a modified terminal adenine nucleotide.
• B) has a 3'-to-5' linkage between the terminal nucleotide and the 5' end of the pre-mRNA.
• C) contains a triphosphate bridge between the terminal base and the 5' end of the pre-mRNA.
• D) carries a negative charge in the terminal base due to methylation.
• E) is identical for all mRNAs that are transcribed by RNA polymerase II.

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