Nutritional Mutations Can Be Defined as ________

Nutritional mutations can be defined as ________.

A) those mutations that do not allow a bacterium or fungus to grow on minimal medium but do allow growth on complete medium
B) those mutations that change the composition of the medium
C) those mutations belonging to the group called prototrophs
D) those mutations caused by site-specific mutagenesis
E) all strains that are not auxotrophic