I think you mean "why are patrol officers called the backbone of the police department?" Without patrol officers to go out and answer calls for service and to arrest people, none of the other parts of the police department would have any value or effectiveness. Detectives can't always go out and dig up crime on their own. Crime Scene investigators are worthless if they don't know where the crime scenes are. Patrol officers do the most and hardest work in the police deparment. They also have the most contact with the citizens in the community.
I believe that communication is the backbone of civilization. But radio communication, hand signals, and smoke gernades are all vital to police work.
the official police report is the backbone of the criminal prosecution process
it is the backbone of the police station
Uniformed Patrol is the backbone of every police organization in the world.
they are in kingdom animalia but it doesn't have a backbone
Logos is considered by rhetorician's as the backbone of their argument.
Mining forms the backbone of Chile's economy.
No, they do not have a backbone and are considered to be invertebrates.
Uniformed Patrol is the backbone of every police organization in the world.
Because they have no backbone.
because
No, a tick does not have a backbone and is not considered a vertebrate.