What patterns can be used to identify the ancestry line of an organism?

What heat is removed how does a gas become a liquid

Dna is colied into chromosomes in a cell

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.