Question

The original DNA gene for a certain protein reads “TTC CAT GGG GAC." The mutated version of this gene reads “TTC CGT GGG GAC." This type of mutation is best described as...

A frameshift mutation
A silent mutation
An addition mutation
A substitution mutation

Answer 1

substitution

Step-by-step explanation:

the "a" in the trio "cat" was changed to a"g"

Answer 2

D. A Substitution Mutation