7. the following biosynthetic pathway shows the conversion of metabolites a, b, c, and d into the final product e. your favorite gene 1 (yfg1) encodes a protein that catalyzes the conversion of b into c, and yfg2 encodes a protein that catalyzes the conversion of c into d. in the presence of which compounds will a loss-of-function mutant in yfg1 grow? fill in all letters that apply.

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

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explanation:

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oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%