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The Cancer Gene Ras Produces MRNA Containing an Extra Exon

Question 18

Multiple Choice

The cancer gene ras produces mRNA containing an extra exon that includes a number of UAA codons.Cancer cells produce ras mRNA missing this exon.This mistake most likely is due to a mistake by


A) a chemical mutagen.
B) DNA polymerase.
C) photolyases.
D) snRNPs.
E) UV radiation.

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