Nitrogen fixation - Undere natural condiitions , O2 concentration never increases to 30%. Under what circumstances would you expect nodule O2 concentration to increase under natural conditions?
Nitrogen cycle - Gardeners are often told to plant legumes because they improve the soil by adding nitrogen? Is this statement correct? Please explain.
Symbiotic nitrogen fixation by Rhizobium - As part of a practical we had to grow Rhizobium inoculated white clover seedlings in nitrate free agar and inoculated seedlings in nitrate free and nitrate supplemented medium. After several weeks of ...
Producing Energy - How do plants and animals supply their energy needs and how do they differ?
Photosynthesis - Observing Oxygen Evolution During Photosynthesis. See attached file for full problem description.