Which organelles supply energy to the cell?
A
Mitochondria
B
Cytoplasm
C
Ribosomes
D
None of the above
Correct Answer: Mitochondria
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 (ATP).