Work Sheet 18

RNA Synthesis and Processing

1. List the various types of RNA polymerases and their subunit compositions.



2. State the effects of a amanitin and rifampicin on transcription.



3. List the three phases of transcription and briefly describe the key aspects of each phase.



4. Define the function of a promoter, list the major characteristics of prokaryotic promoter, RNA polymerase I, RNA polymerase II, and RNA polymerase III promoters.



5. List the major types of initiation factors required for prokaryotic and eukaryotic transcription.



6.List the major steps in the processing of hnRNA, precursor rRNA and precursor tRNA.


© Sturm 2016

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