When Doing Experiments with Bacteria

Multiple Choice

When doing experiments with bacteria,

A) it is usually not necessary to standardize which stage of growth is used.
B) it is best to use colonies, as all the bacteria in a colony are at the same stage of growth.
C) it is best to use bacteria from the same stage of growth.
D) the age of the bacteria is not important.
E) it is best to use mixed populations and biofilms.