Members of a population may become separated from the original population by a newly formed mountain range. This occurrence This occurrence is an example of A) geographic isolation B) reproductive isolation C) natural selection D) struggle for existence​

oak trees? ? what was listed

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.

2%? i tried finding the exact sorry if it's not 100% correct ; -;

b is dominant over the allele for the white fur.