A bacterium that cannot live in the presence of oxygen is called a(n)
A) obligate aerobe.
B) facultative aerobe.
C) obligate anaerobe.
D) facultative anaerobe.
E) aerotolerant anaerobe.

Question

Quizplus · Accepted Answer

An obligate anaerobe is a bacterium that cannot survive in the presence of oxygen, as it lacks the necessary enzymes to protect itself from the toxic byproducts of oxygen metabolism.

A Bacterium That Cannot Live in the Presence of Oxygen