Green coloured pod is a dominant trait in pea plants while yellow pod is the alternate recessive trait. When a pure-line green pod is crossed with its contrasting trait. What fraction of green pods in F2 generation shall be heterozygous ?Justify your answer

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.

the answer to your question is b