The procedure during which the second metabolic product tobramycin is secreted closely depends on the condition of oxyegen supply. 黑暗链霉菌产生次级代谢产物妥布霉素的过程与供氧条件密切相关。
For example, a facultative anaerobe is an organism that can grow under anaerobic conditions but is also able to survive in aerobic conditions. 例如,兼性厌氧微生物就是既可以生长在厌氧条件下也可以在有氧条件下存活。