Which organelle produces most of a cell's usable energy?
Pick an answer
Correct!
Not quite. The correct answer is highlighted.
Correct answer to question 1 (General Science): Mitochondrion
Method
The mitochondrion carries out respiration, turning sugar and oxygen into ATP, the energy currency the rest of the cell spends. Ribosomes build proteins and the nucleus stores DNA.
Updated: November 2026
Raise your AFQT scoreFree for iPhone and Android
