Abacterial culture grown in a glucose-peptide medium causes the ph to increase. the bacteria are most likely
a) not growing.
b) using the peptides.
c) fermenting the glucose.
d) oxidizing the glucose.

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.

What orders do you have in your chart