A marathon runner experiences a sudden drop in energy levels and muscle weakness. Which organelle is primarily responsible for generating the ATP required for this activity?
Q1. A marathon runner experiences a sudden drop in energy levels and muscle weakness. Which organelle is primarily responsible for generating the ATP required for this activity?
Answer: Mitochondria
Explanation: Mitochondria are the primary site of aerobic ATP production. Ribosomes are tempting as they make proteins, but they do not produce energy.