Answer the following question given this paragraph: 

Anaerobic prokaryotes do not need oxygen. They use fermentation or other methods of respiration that don’t require oxygen. In fact, some cannot tolerate oxygen. An example is a bacterium that infects wounds and kills tissues, causing a condition called gangrene.


Q: What do you call prokaryotes that do not need oxygen for respiration?

 Choices:

- aerobic

- chloroflexus

- enzymatic

- anaerobic

A:
anaerobic
