. What amino acid is specified by the codon of GCG, and will there
be a change if the codon is changed to GCC?
(Figure 13-3 – use either the table or the circle to find the amino acid of each codon)
• The amino acid ala is not changed.
• The amino acid ala is changed to arg.
• The amino acid arg is changed to ala.

Question

.   What amino acid is specified by the codon of GCG, and will there 
be a change if the codon is changed to GCC? 
(Figure 13-3 – use either the table or the circle to find the amino acid of each codon)
•	The amino acid ala is not changed.
•	The amino acid ala is changed to arg.
•	The amino acid arg is changed to ala.

kky10997 · Answer

GcG and GCC both are code for ala so amino acid ala is not change option a is correct

nincompoop · Answer

point mutation - silent mutation
when one base is changed and the amino acid still remains the same.