The Advantage of Nitrogen fiXation to the Host Plant Is

Multiple Choice

The advantage of nitrogen fixation to the host plant is _______.

A) the production of nucleotides required for nucleic acid synthesis
B) the ability to synthesize amino acids and proteins from the ammonia produced
C) the ability to use nitrogen gas instead of oxygen gas in cellular respiration, particularly when the soil is compacted
D) the production of antibiotics that protect the plant against pathogenic soil bacteria