Which statement best describes the primary function of mitochondria in eukaryotic cells?

• A. They package and modify proteins and lipids for transport to the plasma membrane and lysosomes.
• B. They store genetic information as the cell’s main repository of chromosomal DNA and control transcription.
• C. They generate most cellular ATP through aerobic respiration, including the citric acid cycle and oxidative phosphorylation.
• D. They synthesize proteins for secretion by translating mRNA on bound ribosomes.

Answer: (C)