出典:Wikipedia
出典:『Wikipedia』 (2011/06/12 17:31 UTC 版)
Anabaena variabilis is a species of filamentous cyanobacterium. This species of the genus Anabaena and the domain Eubacteria is capable of photosynthesis. This species is also known to be heterotrophic in that it may grow without light in the presence of fructose. It also can convert atmospheric dinitrogen to ammonia via nitrogen fixation.