In Mammalian Cells Employed in Pulse-Chase Experiments, Radiolabeled Methyl Groups

question 80

Multiple Choice

In mammalian cells employed in pulse-chase experiments, radiolabeled methyl groups appear first in which size RNA molecule that is a precursor to rRNA?

• A)65S RNA
• B)45S RNA
• C)28S RNA
• D)18S RNA
• E)5.8S RNA

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