[Will give brainliest!] According to stratigraphy and its laws, what is the correct order—from oldest to youngest—of the following rock strata:

D, C, B, A
D, B, C, A
D, A, B, C
A, B, C, D

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.