Question

a microorganism that cannot survive in the presence of oxygen is called a strict or anaerobe. need help? review these concept resources.

Explanation:

A strict or obligate anaerobe is a microorganism that cannot survive in the presence of oxygen. This is a key concept in microbiology, where different types of organisms have varying tolerances and requirements for oxygen. Obligate anaerobes lack the enzymes (such as superoxide dismutase and catalase) needed to detoxify reactive oxygen species produced in the presence of oxygen, making oxygen toxic to them.

Answer:

obligate