facultative

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facultative

empowering but not compelling the doing of an act.
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Previous studies showed that, under aerobic conditions, the growth of aerobic or facultatively anaerobic bacteria within a biofilm reduces the level of oxygen present thereby facilitating the growth of strictly anaerobic bacteria [18].
anthracis is a gram-positive, aerobic or facultatively anaerobic, spore-forming, rod-shaped bacterium causing the clinical picture of anthrax.
Timely intervention with antituberculosis drugs should ensure a dramatic recovery, while a delay might result in malignant transformation (primarily squamous cell carcinoma), since LV-being a chronic, indolent, cutaneous lesion-may behave as facultatively precancerous.
Streptobacillus moniliformis is a facultatively anaerobic, highly pleomorphic gram negative bacillus [21].
Lactococcus garvieae is known as a Gram-positive, catalasenegative, and facultatively anaerobic fish pathogen.
The present study is among the first to document experimentally that female amphibians facultatively forgo oviposition in response to water reduction of aquatic habitats.
2005: Asymmetric costs favor female desertion in the facultatively polyandrous northern flicker (Colaptes auratus).
Corynebacterium species are Gram positive, catalase-positive, aerobic or facultatively anaerobic non-motile rods often with clubbed ends occurring singly or in pairs.
These bacteria are characteristically Gram-positive, non-motile, non-spore forming, and aerobic or facultatively anaerobic.
Culture bottles were transported to the laboratory and incubated at 37C for aerobic and facultatively anaerobic environment which were observed daily for growth for the next 7 days.

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