Human Heredity 11th Edition by Michael Cummings

تمرين 25

In the gene-coding sequence shown here, which of the following events will produce a frameshift after the last mutational site? normal mRNA: UCC AAA UAC CGU CGU UAA
Normal amino acids: ser lys tyr arg arg STOP
A) insertion of an A after the first codon
B) deletion of the second codon (AAA)
C) insertion of TA after the second codon and deletion of CG in the fourth codon
D) deletion of AC in the third codon