Members of the Enterobacteriaceae can be distinguished from each other by
A) the presence or absence of the enzyme oxidase.
B) the ability to ferment lactose.
C) motility.
D) both motility and the presence or absence of the enzyme oxidase.
E) both motility and the ability to ferment lactose.

Question

Quizplus · Accepted Answer

Members of the Enterobacteriaceae can be distinguished from each other by both motility and the ability to ferment lactose. The other options (A, B, C, and D) are not sufficient for distinguishing between different members of Enterobacteriaceae.

Members of the Enterobacteriaceae Can Be Distinguished from Each Other