What is a limitation of computer models? O A. Computer models test hypotheses by simulating different
situations.
B. Computer models help scientists make predictions about complex
systems.
O C. Computer models require valid data to make accurate predictions.
O D. Computer models analyze many pieces of data in a short time.

Ithink b hope that

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.