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12 Cards in this Set
- Front
- Back
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What does RNA polymerase I make?
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rRNA
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What does RNA polymerase II make?
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mRNA
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What does RNA polymerase III make?
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tRNA
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What inhibits RNA polymerase II?
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a-amanitin found in amanita phalloides (death cap mushrooms)
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Where does RNA processing occur?
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Nucleus
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Where does the capping occur?
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At the 5' end
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Where does the Polyadenylation occur?
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At the 3' end
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What is the first step in splicing of pre-mRNA?
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Primary transcript combines with snRNP's and other proteins to form spliceosome
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What happens after a spliceosome is formed?
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Lariat-shaped intermediate is generated
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What happens after the lariat-shaped intermediate is created?
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Lariat is released to remove intron precisely and join 2 exons
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Where is the genetic information contained?
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Exons
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What are Introns?
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Intervening noncoding segments of DNA
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