PLEASE HURRY!!
Which factors distinguish different aquatic ecosystems? Check all that apply.

the temperature of the air
the temperature of the water
the amount of rainfall
the amount of sunlight
the amount of dissolved oxygen
the amount of dissolved salt

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.