The big bang theory suggests that our universe formed approximately years ago.

What causes the phospholipids to organize themselves the way they do

Nerve cells are specialized to respond to stimulitrue or false?

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.