nitrogen cycle: Media
biochemistry
Videos
The importance of nitrogen and phosphorus in ecosystems
An overview of the nitrogen and phosphorus cycles in the biosphere.
Images
fava bean
Pods of the broad bean, or fava bean (Vicia faba). The symbioses of fava...
© Esin Deniz/stock.adobe.com
nitrogen cycle
The nitrogen cycle transforms diatomic nitrogen gas into ammonium, nitrate, and nitrite...
Encyclopædia Britannica, Inc.
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