Which of the following are physical changes? Click ALL that apply."

A. decomposition
B. baking cookies
C. tearing paper
D. cutting your hair
E. exploding fireworks
F. freezing water

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.