How do animals get the nitrogen they need? nitrogen fixation consumption (by eating plants and or animals) respiration (by beathing it in)Plants take in nitrates through their roots in a process called consumption nitrification assimilation (absorption) excretionWhat chemical base does guanine pair with to form DNA strands? adenine cytosine glycine thymineWhich is NOT an agronomic trait of genetically engineered plants? disease resistance grain protein concentration herbicide tolerance nitrogen use efficiencyThe organisms that convert ammonium (NH_(4)^+) to nitrite (NO_(2)^-) are called: denitrifying bacteria nitrifying bacteria nitrogen fixing bacteria decomposer becteria and fungi RewatchPREV 8910111213141516 NEXT