The Advantage of Nitrogen Fixation to the Host Plant Is

Multiple Choice

The advantage of nitrogen fixation to the host plant is

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