NationMaster - Encyclopedia: Facultative anaerobe

A facultative anaerobe is an organism that makes ATP by aerobic respiration if oxygen is present but that switches to fermentation under anaerobic conditions.

External links

Facultative Anaerobic Bacteria (http://trishul.sci.gu.edu.au/courses/ss12bmi/micro_groups/fac_anaerobes.html)
Obligate Anaerobic Bacteria (http://trishul.sci.gu.edu.au/courses/ss12bmi/micro_groups/obl_anaerobes.html)
Anaerobic Bacteria and Anaerobic Bacteria in the decomposition (stabilization) of organic matter. (http://aggie-horticulture.tamu.edu/extension/compost/chapter1.html)

Categories: Cellular respiration

Results from FactBites:

anaerobe@Everything2.com (386 words)
	Anaerobes were some of the first life forms to appear on Earth some 3.8 billion years ago (give or take 0.2 billion years).
	Actually, yeast is known as a facultative anaerobe because it is capable of growing in both aerobic and anaerobic conditions.
	Anaerobes often thrive in the acidic pH and the low oxygen areas associated with abscesses and deep injuries.

More results at FactBites »

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