Which statement accurately describes the chemical symbol of an element?The chemical symbol is always a single letter. The chemical symbol always starts with the same letter as the name of the element. The chemical symbol always begins with a capital letter. The chemical symbol can be shared by more than one element.

The chemical form of energy that is useable by the cell to do work

Which prefix mean under less or below

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.