The signal transduction pathway is the mechanism by which the energy of a photon signals a mechanism in the cell that leads to its electrical polarization. 1  This polarization ultimately leads to either the transmittance or inhibition of a neural signal that will be fed to the brain via the optic nerve.
The Inland Empire (I.E.) is a metropolitan area and region of Southern California. It is situated directly east of the Los Angeles metropolitan area.
12/29/2009. wrightwood,calif. if you have to live in the yucky inland empire, this is the best place..im not into lots of night life and such.however if you like to have quiet without drama, this is...