When wearing your seatbelt it should fit and across your waist and across the chest diagonally?

When wearing your seat belt it should fit stiff and low across your waist and the chest diagonally.

Explanation:

Benefits of wearing a seat belt:

It protects the driver of the vehicle by absorbing the force of the heavy braking or crash and keep them in their seats.Seat belts reduce the chance of traffic-related accidents by 55%, according to various reports every year almost 15000 lives saved by wearing seat belts.seat belts must be worn by all the drivers, during accidents it helps to prevent internal bleeding and saves a life.It is the common duty of the driver to wear seat for and tell others also to wear a seat belt for their and his safety.

Mitochondria produce atp, a high energy compound. atp is used for all sorts of enzyme-mediated reactions, such as making proteins/nucleotides/etc, certain compounds cross the cell membrane, muscles move, etc.  without this source of energy, a cell will die. it will not be able to repair itself, defend against pathogens, etc.