Cyanobacteria are obviously capable of photosynthesis,but many of them also convert nitrogen gas into reduced forms of nitrogen (such as ammonia)that can be used by cells in the synthesis of nitrogen-containing organic compounds,including amino acids and nucleotides.This process is called ______.
A)nitrogen fixation
B)denitrification
C)nitrification
D)respiration
E)ammoniation

Question

Quizplus · Accepted Answer

The process described in the statement is nitrogen fixation, which is the conversion of atmospheric nitrogen gas into a form usable by living organisms.

Cyanobacteria Are Obviously Capable of Photosynthesis,but Many of Them Also