When a person gets dehydrated while exercising on a hot day, their pituitary gland releases adh, a hormone that signals the kidneys to retain more water. this is an example of?

~potters6/te801/biology/biounits/respiration.htm

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.

The one that would be the most effective means of controlling current water pollution of us surface water is : shutting down factories that discharge materials to the rivers.the largest sum of us pollution currently caused by factory-related substance

The answer is safely remove the patient