The results of gel electrophoresis are shown below. What can you determine
about the DNA from looking at the results of this test?
electrode
| 11 ||
III|||
||II|||II
O
A. Strand 1 is larger than strand 4.
O
B. Strand 2 is smaller than strand 3.
O
C. Strand 2 is larger than strand 4.
O
D. Strand 4 is the smallest.

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.