Question 74
(Multiple Choice)
The following questions refer to this table of codons.
-If a nucleotide substitution switched an A for a U,such that the codon was read as UAA instead of AAA,what would the effect be?
A)a silent mutation
B)a missense mutation
C)a nonsense mutation
D)no mutation as nucleotides in the first position are interchangeable
E)it would initiate a tumour
Answer