Cell Parts. Your body is made of about 10 trillion cells. The largest human cells are about the diameter of a human hair, but most human cells are smaller -- perhaps one-tenth of the diameter of a human hair.Run your fingers through your hair now and look at a single strand. bacteria is a single, self-contained, living cell. An Escherichia coli bacteria (or E. coli bacteria) is typical -- it is about one-hundredth the size of a human cell (maybe a micron long and one-tenth of a micron wide), so it is invisible without a microscope.
A cellular phone that uses the Global System for Mobile (GSM) network and can access multiple cellular phone service provider networks is called an unlocked GSM phone. A locked cell phone is sold by the cell phone service provider and cannot be used with any other provider.
This is a simple guide that explains what it means if your cell phone is unlocked and, how you can tell if it is, as well as some suggestions on how to get your phone unlocked.Simply put, if your cell phone is unlocked it can be used with more than one wireless carrier like T Mobile and Cingular.his lock is called by several names including Sub Lock or SPC Lock or Sim Lock. Now that you know why the cell phones are locked, I will discuss how to tell if your phone is locked or unlocked. First, you must determine if your phone is a GSM phone or a CDMA phone.