| 1-2 of 2Flashcard sets with a 'nitrogen cycle' term meaning 'the circulation and reutilization of nitrogen in both organic and inorganic phases' | |||
|---|---|---|---|
| # | Title | Terms | Date |
| 1 | apes chap 3by AMolleur | 50 terms | September 12, 2009 |
| 2 | Chapter 3by srosendall05 | 50 terms | September 13, 2009 |