A type of fermentation which results from strenuous exercise when cells use up all their oxygen is called _. a
glucose
b
alcoholic fermentation
c
carbon dioxide
d
lactic acid fermentation

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.

Compound light microscope