Mutations That Result in Single Amino Acid Substitutions in an Enzyme

Multiple Choice

Mutations that result in single amino acid substitutions in an enzyme

A) cannot affect the activity or properties of the enzyme.
B) will almost always destroy the activity of the enzyme.
C) will often change the substrate specificity of the enzyme.
D) may change the enzyme's optimal temperature or optimal pH.
E) may, in rare cases, cause the enzyme to run reactions in reverse.