Nitrogen cycle Summary

Nitrogen Cycle All plants and animals need certain organic nitrogen compounds to live. During the 1700s, scientists knew that nitrogen is obtained by plants, which use it to make proteins. But no one ... Read more

Nitrogen Cycle All plants and animals need certain organic nitrogen compounds to live. During the 1700s, scientists knew that nitrogen is obtained by plants, which use it to make proteins. But no one ... Read more

Nitrogen Cycle All life is dependent on nitrogen; nitrogen is a critical component of amino acids, protein, DNA, and RNA. While the atmosphere is 78 percent nitrogen, animals and plants cannot conv... Read more