How is the metabolism of an obligate anaerobe different from the metabolism of a facultative anaerobe?

(1 point)
Responses

Obligate anaerobes can only use the citric acid cycle to produce free energy.

Obligate anaerobes can only use the citric acid cycle to produce free energy.

Obligate anaerobes can only use anaerobic respiration to produce free energy.

Obligate anaerobes can only use anaerobic respiration to produce free energy.

Obligate anaerobes can use both aerobic and anaerobic respiration to produce free energy.

Obligate anaerobes can use both aerobic and anaerobic respiration to produce free energy.

Obligate anaerobes can only use catabolic pathways to build organic macromolecules.

Obligate anaerobes can only use anaerobic respiration to produce free energy.