Voltage-gated ion channels are responsible for generation of electrical signals in cell membranes. Their principal subunits are members of a gene family and can function as voltage-gated ion channels by themselves. They are expressed in association with one or more auxiliary subunits which increase functional
3. Pass the medical exam. To be a firefighter, you will need to have coordination, agility, and strength, as well as an overall high level of physical fitness. You must also be in general good health and be free of any physical constraints.
In order to keep pace with applicants, or perhaps stay a step ahead, strive to earn a useful fire education by pursuing a bachelorâs degree of any kind, preferably in the field of fire science, public administration, or even a fireman apprenticeship.