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Related to facultative anaerobe: ATP, Enterobacteriaceae, Facultative aerobe, Aerotolerant Anaerobe, Gram negative, obligate anaerobes
an organism that lives and grows in the absence of molecular oxygen.(See accompanying table.) adj., adj anaero´bic.
facultative anaerobe a microorganism that can live and grow with or without molecular oxygen.
obligate anaerobe an organism that can grow only in the complete absence of molecular oxygen.
an anaerobe that can grow in the presence of air or under conditions of reduced oxygen tension.
fac·ul·ta·tive an·aer·obe(fak'ŭl-tā'tiv an'ăr-ōb)
An anaerobe that grows in the presence of air or under conditions of reduced oxygen tension.