character: Azotobacter
topic: Free-Living Nitrogen-Fixers in Soil
grade: 9
subject: Science
LearnActions
SearchCreate
character: Rhizobia
topic: Symbiotic Nitrogen-Fixers in Legumes
grade: 9
subject: Science
LearnActions
SearchCreate
character: Cyanobacteria
topic: Nitrogen-Fixing in Aquatic Environments
grade: 9
subject: Science
LearnActions
SearchCreate
character: Frankia
topic: Actinobacteria and Nitrogen Fixation
grade: 9
subject: Science
LearnActions
SearchCreate