Mark’s dentist gives him a shot before performing a root canal. the dentist says the shot is anesthesia and that mark won't feel any pain. mark feels his gums going numb, while the rest of his body is working fine. what has the anesthesia actually done?

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.