Washing your mouth regularly is the single most effective way to protect yourself from catching or spreading disease.

This is a false statement. Washing one's hands is a more prudent action to take that would stop the spread or reception of diseases. While washing one's mouth can help in some respects, it is likely not as effective as handwashing, since we are more likely to touch things than put our mouths near them.

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.

Ilike to eat pears ya nah wha im sayin b? shout out to all my pears b.