Which of the following is a characteristic feature of the DNA found in chloroplasts and mitochondria?

• A. It is present in the form of multiple chromosomes.
• B. It is packaged with histone proteins similar to nuclear DNA.
• C. It is always inherited exclusively from the mother in most eukaryotic organisms.
• D. It contains genes that code for proteins involved in oxidative phosphorylation and photosynthesis.

Answer: (D)