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.
Length: 11.6 miles. Duration: Full day. This challenging out and back hike is nearly 12 miles long (there and back) and features 4,300 feet of vertical gain culminating in a 8,859 foot peak at the top. Great views of the inland empire and Los Angeles county await if you can make it to the summit. Everytrail Guide | Yelp Page.