It Has Been Estimated That 99% of Intestinal Bacteria Are

Question

It has been estimated that 99% of intestinal bacteria are
A) obligate aerobes.
B) facultative anaerobes.
C) obligate anaerobes.
D) facultative aerobes.
E) thermophiles.

Accepted Answer

Intestinal bacteria live in anaerobic conditions, meaning they thrive in environments where there is no or very little oxygen. This makes them obligate anaerobes, which are microorganisms that require oxygen-free environments to survive.