1st -When cells are small, the movement of food and waste can be efficiently handled by the cell membrane
Answer:
The correct answer is C: competition for resources
Answer:
Mitochondria are membrane-bound cell organelles (mitochondrion, singular) that generate most of the chemical energy needed to power the cell's biochemical reactions. Chemical energy produced by the mitochondria is stored in a small molecule called adenosine triphosphate
Explanation:
hope that helped ;/
