The cancer-causing forms of the ras protein are involved in which of the following processes?
a) relaying a signal from a growth factor receptor
b) dna replication
c) dna repair
d) cell-cell adhesion
e) cell division

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.

b ti isnfornopgnoernfrof

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